31800008

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1213}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 62278200

約数和(自身を除く): 30478192

約数列:

[1, 2, 4, 8, 29, 58, 113, 116, 226, 232, 452, 904, 1213, 2426, 3277, 4852, 6554, 9704, 13108, 26216, 35177, 70354, 137069, 140708, 274138, 281416, 548276, 1096552, 3975001, 7950002, 15900004, 31800008]

約数ペア:

[(1, 31800008), (2, 15900004), (4, 7950002), (8, 3975001), (29, 1096552), (58, 548276), (113, 281416), (116, 274138), (226, 140708), (232, 137069), (452, 70354), (904, 35177), (1213, 26216), (2426, 13108), (3277, 9704), (4852, 6554)]