2021291264

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{254699}}^1$

素因数の和:254746

約数の個数: 36

約数和(自身を含む): 4164854400

約数和(自身を除く): 2143563136

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 254699, 509398, 1018796, 2037592, 4075184, 7895669, 8150368, 15791338, 16300736, 31582676, 32601472, 63165352, 65202944, 126330704, 252661408, 505322816, 1010645632, 2021291264]

約数ペア:

[(1, 2021291264), (2, 1010645632), (4, 505322816), (8, 252661408), (16, 126330704), (31, 65202944), (32, 63165352), (62, 32601472), (64, 31582676), (124, 16300736), (128, 15791338), (248, 8150368), (256, 7895669), (496, 4075184), (992, 2037592), (1984, 1018796), (3968, 509398), (7936, 254699)]