20177730016

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{135283}}^1$

素因数の和:135431

約数の個数: 48

約数和(自身を含む): 40909881600

約数和(自身を除く): 20732151584

約数列:

[1, 2, 4, 8, 16, 32, 59, 79, 118, 158, 236, 316, 472, 632, 944, 1264, 1888, 2528, 4661, 9322, 18644, 37288, 74576, 135283, 149152, 270566, 541132, 1082264, 2164528, 4329056, 7981697, 10687357, 15963394, 21374714, 31926788, 42749428, 63853576, 85498856, 127707152, 170997712, 255414304, 341995424, 630554063, 1261108126, 2522216252, 5044432504, 10088865008, 20177730016]

約数ペア:

[(1, 20177730016), (2, 10088865008), (4, 5044432504), (8, 2522216252), (16, 1261108126), (32, 630554063), (59, 341995424), (79, 255414304), (118, 170997712), (158, 127707152), (236, 85498856), (316, 63853576), (472, 42749428), (632, 31926788), (944, 21374714), (1264, 15963394), (1888, 10687357), (2528, 7981697), (4661, 4329056), (9322, 2164528), (18644, 1082264), (37288, 541132), (74576, 270566), (135283, 149152)]