20371127285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2239}}^1\times {\mathrm{3691}}^1$

素因数の和:5981

約数の個数: 32

約数和(自身を含む): 26795059200

約数和(自身を除く): 6423931915

約数列:

[1, 5, 17, 29, 85, 145, 493, 2239, 2465, 3691, 11195, 18455, 38063, 62747, 64931, 107039, 190315, 313735, 324655, 535195, 1103827, 1819663, 5519135, 8264149, 9098315, 41320745, 140490533, 239660321, 702452665, 1198301605, 4074225457, 20371127285]

約数ペア:

[(1, 20371127285), (5, 4074225457), (17, 1198301605), (29, 702452665), (85, 239660321), (145, 140490533), (493, 41320745), (2239, 9098315), (2465, 8264149), (3691, 5519135), (11195, 1819663), (18455, 1103827), (38063, 535195), (62747, 324655), (64931, 313735), (107039, 190315)]