199910216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{2767}}^1$

素因数の和:3605

約数の個数: 32

約数和(自身を含む): 409553280

約数和(自身を除く): 209643064

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 821, 1642, 2767, 3284, 5534, 6568, 9031, 11068, 18062, 22136, 30437, 36124, 60874, 72248, 121748, 243496, 2271707, 4543414, 9086828, 18173656, 24988777, 49977554, 99955108, 199910216]

約数ペア:

[(1, 199910216), (2, 99955108), (4, 49977554), (8, 24988777), (11, 18173656), (22, 9086828), (44, 4543414), (88, 2271707), (821, 243496), (1642, 121748), (2767, 72248), (3284, 60874), (5534, 36124), (6568, 30437), (9031, 22136), (11068, 18062)]