20243663388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{1303}}^1$

素因数の和:1788

約数の個数: 144

約数和(自身を含む): 55919223360

約数和(自身を除く): 35675559972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 89, 117, 156, 178, 234, 267, 356, 373, 468, 534, 746, 801, 1068, 1119, 1157, 1303, 1492, 1602, 2238, 2314, 2606, 3204, 3357, 3471, 3909, 4476, 4628, 4849, 5212, 6714, 6942, 7818, 9698, 10413, 11727, 13428, 13884, 14547, 15636, 16939, 19396, 20826, 23454, 29094, 33197, 33878, 41652, 43641, 46908, 50817, 58188, 66394, 67756, 87282, 99591, 101634, 115967, 132788, 152451, 174564, 199182, 203268, 231934, 298773, 304902, 347901, 398364, 431561, 463868, 486019, 597546, 609804, 695802, 863122, 972038, 1043703, 1195092, 1294683, 1391604, 1458057, 1507571, 1726244, 1944076, 2087406, 2589366, 2916114, 3015142, 3884049, 4174812, 4374171, 4522713, 5178732, 5832228, 6030284, 6318247, 7768098, 8748342, 9045426, 12636494, 13568139, 15536196, 17496684, 18090852, 18954741, 25272988, 27136278, 37909482, 43255691, 54272556, 56864223, 75818964, 86511382, 113728446, 129767073, 173022764, 227456892, 259534146, 389301219, 519068292, 562323983, 778602438, 1124647966, 1557204876, 1686971949, 2249295932, 3373943898, 5060915847, 6747887796, 10121831694, 20243663388]

約数ペア:

[(1, 20243663388), (2, 10121831694), (3, 6747887796), (4, 5060915847), (6, 3373943898), (9, 2249295932), (12, 1686971949), (13, 1557204876), (18, 1124647966), (26, 778602438), (36, 562323983), (39, 519068292), (52, 389301219), (78, 259534146), (89, 227456892), (117, 173022764), (156, 129767073), (178, 113728446), (234, 86511382), (267, 75818964), (356, 56864223), (373, 54272556), (468, 43255691), (534, 37909482), (746, 27136278), (801, 25272988), (1068, 18954741), (1119, 18090852), (1157, 17496684), (1303, 15536196), (1492, 13568139), (1602, 12636494), (2238, 9045426), (2314, 8748342), (2606, 7768098), (3204, 6318247), (3357, 6030284), (3471, 5832228), (3909, 5178732), (4476, 4522713), (4628, 4374171), (4849, 4174812), (5212, 3884049), (6714, 3015142), (6942, 2916114), (7818, 2589366), (9698, 2087406), (10413, 1944076), (11727, 1726244), (13428, 1507571), (13884, 1458057), (14547, 1391604), (15636, 1294683), (16939, 1195092), (19396, 1043703), (20826, 972038), (23454, 863122), (29094, 695802), (33197, 609804), (33878, 597546), (41652, 486019), (43641, 463868), (46908, 431561), (50817, 398364), (58188, 347901), (66394, 304902), (67756, 298773), (87282, 231934), (99591, 203268), (101634, 199182), (115967, 174564), (132788, 152451)]