20154160256

素因数分解:

$2^7\times {\mathrm{97}}^1\times {\mathrm{367}}^1\times {\mathrm{4423}}^1$

素因数の和:4901

約数の個数: 64

約数和(自身を含む): 40684519680

約数和(自身を除く): 20530359424

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 367, 388, 734, 776, 1468, 1552, 2936, 3104, 4423, 5872, 6208, 8846, 11744, 12416, 17692, 23488, 35384, 35599, 46976, 70768, 71198, 141536, 142396, 283072, 284792, 429031, 566144, 569584, 858062, 1139168, 1623241, 1716124, 2278336, 3246482, 3432248, 4556672, 6492964, 6864496, 12985928, 13728992, 25971856, 27457984, 51943712, 54915968, 103887424, 157454377, 207774848, 314908754, 629817508, 1259635016, 2519270032, 5038540064, 10077080128, 20154160256]

約数ペア:

[(1, 20154160256), (2, 10077080128), (4, 5038540064), (8, 2519270032), (16, 1259635016), (32, 629817508), (64, 314908754), (97, 207774848), (128, 157454377), (194, 103887424), (367, 54915968), (388, 51943712), (734, 27457984), (776, 25971856), (1468, 13728992), (1552, 12985928), (2936, 6864496), (3104, 6492964), (4423, 4556672), (5872, 3432248), (6208, 3246482), (8846, 2278336), (11744, 1716124), (12416, 1623241), (17692, 1139168), (23488, 858062), (35384, 569584), (35599, 566144), (46976, 429031), (70768, 284792), (71198, 283072), (141536, 142396)]