20874976128

素因数分解:

$2^7\times 3^3\times {\mathrm{37}}^1\times {\mathrm{163249}}^1$

素因数の和:163309

約数の個数: 128

約数和(自身を含む): 63275700000

約数和(自身を除く): 42400723872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 96, 108, 111, 128, 144, 148, 192, 216, 222, 288, 296, 333, 384, 432, 444, 576, 592, 666, 864, 888, 999, 1152, 1184, 1332, 1728, 1776, 1998, 2368, 2664, 3456, 3552, 3996, 4736, 5328, 7104, 7992, 10656, 14208, 15984, 21312, 31968, 42624, 63936, 127872, 163249, 326498, 489747, 652996, 979494, 1305992, 1469241, 1958988, 2611984, 2938482, 3917976, 4407723, 5223968, 5876964, 6040213, 7835952, 8815446, 10447936, 11753928, 12080426, 15671904, 17630892, 18120639, 20895872, 23507856, 24160852, 31343808, 35261784, 36241278, 47015712, 48321704, 54361917, 62687616, 70523568, 72482556, 94031424, 96643408, 108723834, 141047136, 144965112, 163085751, 188062848, 193286816, 217447668, 282094272, 289930224, 326171502, 386573632, 434895336, 564188544, 579860448, 652343004, 773147264, 869790672, 1159720896, 1304686008, 1739581344, 2319441792, 2609372016, 3479162688, 5218744032, 6958325376, 10437488064, 20874976128]

約数ペア:

[(1, 20874976128), (2, 10437488064), (3, 6958325376), (4, 5218744032), (6, 3479162688), (8, 2609372016), (9, 2319441792), (12, 1739581344), (16, 1304686008), (18, 1159720896), (24, 869790672), (27, 773147264), (32, 652343004), (36, 579860448), (37, 564188544), (48, 434895336), (54, 386573632), (64, 326171502), (72, 289930224), (74, 282094272), (96, 217447668), (108, 193286816), (111, 188062848), (128, 163085751), (144, 144965112), (148, 141047136), (192, 108723834), (216, 96643408), (222, 94031424), (288, 72482556), (296, 70523568), (333, 62687616), (384, 54361917), (432, 48321704), (444, 47015712), (576, 36241278), (592, 35261784), (666, 31343808), (864, 24160852), (888, 23507856), (999, 20895872), (1152, 18120639), (1184, 17630892), (1332, 15671904), (1728, 12080426), (1776, 11753928), (1998, 10447936), (2368, 8815446), (2664, 7835952), (3456, 6040213), (3552, 5876964), (3996, 5223968), (4736, 4407723), (5328, 3917976), (7104, 2938482), (7992, 2611984), (10656, 1958988), (14208, 1469241), (15984, 1305992), (21312, 979494), (31968, 652996), (42624, 489747), (63936, 326498), (127872, 163249)]