20698577172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1\times {\mathrm{1303}}^1$

素因数の和:1719

約数の個数: 216

約数和(自身を含む): 64972811904

約数和(自身を除く): 44274234732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 169, 182, 234, 252, 273, 338, 364, 373, 468, 507, 546, 676, 746, 819, 1014, 1092, 1119, 1183, 1303, 1492, 1521, 1638, 2028, 2238, 2366, 2606, 2611, 3042, 3276, 3357, 3549, 3909, 4476, 4732, 4849, 5212, 5222, 6084, 6714, 7098, 7818, 7833, 9121, 9698, 10444, 10647, 11727, 13428, 14196, 14547, 15636, 15666, 16939, 18242, 19396, 21294, 23454, 23499, 27363, 29094, 31332, 33878, 33943, 36484, 42588, 43641, 46908, 46998, 50817, 54726, 58188, 63037, 67756, 67886, 82089, 87282, 93996, 101634, 101829, 109452, 118573, 126074, 135772, 152451, 164178, 174564, 189111, 203268, 203658, 220207, 237146, 252148, 304902, 305487, 328356, 355719, 378222, 407316, 440414, 441259, 474292, 486019, 567333, 609804, 610974, 660621, 711438, 756444, 880828, 882518, 972038, 1067157, 1134666, 1221948, 1321242, 1323777, 1422876, 1458057, 1541449, 1765036, 1944076, 1981863, 2134314, 2269332, 2642484, 2647554, 2916114, 3082898, 3402133, 3963726, 3971331, 4268628, 4374171, 4624347, 5295108, 5832228, 6165796, 6318247, 6804266, 7927452, 7942662, 8748342, 9248694, 10206399, 12636494, 13608532, 13873041, 15885324, 17496684, 18497388, 18954741, 20412798, 25272988, 27746082, 30619197, 37909482, 40825596, 44227729, 55492164, 56864223, 61238394, 75818964, 82137211, 88455458, 113728446, 122476788, 132683187, 164274422, 176910916, 227456892, 246411633, 265366374, 328548844, 398049561, 492823266, 530732748, 574960477, 739234899, 796099122, 985646532, 1149920954, 1478469798, 1592198244, 1724881431, 2299841908, 2956939596, 3449762862, 5174644293, 6899525724, 10349288586, 20698577172]

約数ペア:

[(1, 20698577172), (2, 10349288586), (3, 6899525724), (4, 5174644293), (6, 3449762862), (7, 2956939596), (9, 2299841908), (12, 1724881431), (13, 1592198244), (14, 1478469798), (18, 1149920954), (21, 985646532), (26, 796099122), (28, 739234899), (36, 574960477), (39, 530732748), (42, 492823266), (52, 398049561), (63, 328548844), (78, 265366374), (84, 246411633), (91, 227456892), (117, 176910916), (126, 164274422), (156, 132683187), (169, 122476788), (182, 113728446), (234, 88455458), (252, 82137211), (273, 75818964), (338, 61238394), (364, 56864223), (373, 55492164), (468, 44227729), (507, 40825596), (546, 37909482), (676, 30619197), (746, 27746082), (819, 25272988), (1014, 20412798), (1092, 18954741), (1119, 18497388), (1183, 17496684), (1303, 15885324), (1492, 13873041), (1521, 13608532), (1638, 12636494), (2028, 10206399), (2238, 9248694), (2366, 8748342), (2606, 7942662), (2611, 7927452), (3042, 6804266), (3276, 6318247), (3357, 6165796), (3549, 5832228), (3909, 5295108), (4476, 4624347), (4732, 4374171), (4849, 4268628), (5212, 3971331), (5222, 3963726), (6084, 3402133), (6714, 3082898), (7098, 2916114), (7818, 2647554), (7833, 2642484), (9121, 2269332), (9698, 2134314), (10444, 1981863), (10647, 1944076), (11727, 1765036), (13428, 1541449), (14196, 1458057), (14547, 1422876), (15636, 1323777), (15666, 1321242), (16939, 1221948), (18242, 1134666), (19396, 1067157), (21294, 972038), (23454, 882518), (23499, 880828), (27363, 756444), (29094, 711438), (31332, 660621), (33878, 610974), (33943, 609804), (36484, 567333), (42588, 486019), (43641, 474292), (46908, 441259), (46998, 440414), (50817, 407316), (54726, 378222), (58188, 355719), (63037, 328356), (67756, 305487), (67886, 304902), (82089, 252148), (87282, 237146), (93996, 220207), (101634, 203658), (101829, 203268), (109452, 189111), (118573, 174564), (126074, 164178), (135772, 152451)]