20172779718

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{941}}^1$

素因数の和:1123

約数の個数: 192

約数和(自身を含む): 51958609920

約数和(自身を除く): 31785830202

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 71, 78, 79, 91, 98, 142, 147, 158, 182, 213, 237, 273, 294, 426, 474, 497, 546, 553, 637, 923, 941, 994, 1027, 1106, 1274, 1491, 1659, 1846, 1882, 1911, 2054, 2769, 2823, 2982, 3081, 3318, 3479, 3822, 3871, 5538, 5609, 5646, 6162, 6461, 6587, 6958, 7189, 7742, 10437, 11218, 11613, 12233, 12922, 13174, 14378, 16827, 19383, 19761, 20874, 21567, 23226, 24466, 33654, 36699, 38766, 39263, 39522, 43134, 45227, 46109, 50323, 66811, 72917, 73398, 74339, 78526, 85631, 90454, 92218, 100646, 117789, 133622, 135681, 138327, 145834, 148678, 150969, 171262, 200433, 218751, 223017, 235578, 256893, 271362, 274841, 276654, 301938, 400866, 437502, 446034, 467677, 510419, 513786, 520373, 549682, 599417, 824523, 868543, 935354, 966407, 1020838, 1040746, 1198834, 1403031, 1531257, 1561119, 1649046, 1737086, 1798251, 1932814, 2605629, 2806062, 2899221, 3062514, 3122238, 3273739, 3572933, 3596502, 3642611, 5211258, 5278069, 5798442, 6079801, 6547478, 6764849, 7145866, 7285222, 9821217, 10556138, 10718799, 10927833, 12159602, 13529698, 15834207, 18239403, 19642434, 20294547, 21437598, 21855666, 31668414, 36478806, 36946483, 40589094, 42558607, 47353943, 68614897, 73892966, 85117214, 94707886, 110839449, 127675821, 137229794, 142061829, 205844691, 221678898, 255351642, 258625381, 284123658, 411689382, 480304279, 517250762, 775876143, 960608558, 1440912837, 1551752286, 2881825674, 3362129953, 6724259906, 10086389859, 20172779718]

約数ペア:

[(1, 20172779718), (2, 10086389859), (3, 6724259906), (6, 3362129953), (7, 2881825674), (13, 1551752286), (14, 1440912837), (21, 960608558), (26, 775876143), (39, 517250762), (42, 480304279), (49, 411689382), (71, 284123658), (78, 258625381), (79, 255351642), (91, 221678898), (98, 205844691), (142, 142061829), (147, 137229794), (158, 127675821), (182, 110839449), (213, 94707886), (237, 85117214), (273, 73892966), (294, 68614897), (426, 47353943), (474, 42558607), (497, 40589094), (546, 36946483), (553, 36478806), (637, 31668414), (923, 21855666), (941, 21437598), (994, 20294547), (1027, 19642434), (1106, 18239403), (1274, 15834207), (1491, 13529698), (1659, 12159602), (1846, 10927833), (1882, 10718799), (1911, 10556138), (2054, 9821217), (2769, 7285222), (2823, 7145866), (2982, 6764849), (3081, 6547478), (3318, 6079801), (3479, 5798442), (3822, 5278069), (3871, 5211258), (5538, 3642611), (5609, 3596502), (5646, 3572933), (6162, 3273739), (6461, 3122238), (6587, 3062514), (6958, 2899221), (7189, 2806062), (7742, 2605629), (10437, 1932814), (11218, 1798251), (11613, 1737086), (12233, 1649046), (12922, 1561119), (13174, 1531257), (14378, 1403031), (16827, 1198834), (19383, 1040746), (19761, 1020838), (20874, 966407), (21567, 935354), (23226, 868543), (24466, 824523), (33654, 599417), (36699, 549682), (38766, 520373), (39263, 513786), (39522, 510419), (43134, 467677), (45227, 446034), (46109, 437502), (50323, 400866), (66811, 301938), (72917, 276654), (73398, 274841), (74339, 271362), (78526, 256893), (85631, 235578), (90454, 223017), (92218, 218751), (100646, 200433), (117789, 171262), (133622, 150969), (135681, 148678), (138327, 145834)]