20457816216

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{6506939}}^1$

素因数の和:6507079

約数の個数: 32

約数和(自身を含む): 51534964800

約数和(自身を除く): 31077148584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 6506939, 13013878, 19520817, 26027756, 39041634, 52055512, 78083268, 156166536, 852409009, 1704818018, 2557227027, 3409636036, 5114454054, 6819272072, 10228908108, 20457816216]

約数ペア:

[(1, 20457816216), (2, 10228908108), (3, 6819272072), (4, 5114454054), (6, 3409636036), (8, 2557227027), (12, 1704818018), (24, 852409009), (131, 156166536), (262, 78083268), (393, 52055512), (524, 39041634), (786, 26027756), (1048, 19520817), (1572, 13013878), (3144, 6506939)]