18224519545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{8009}}^1$

素因数の和:8505

約数の個数: 32

約数和(自身を含む): 23364080640

約数和(自身を除く): 5139561095

約数列:

[1, 5, 23, 47, 115, 235, 421, 1081, 2105, 5405, 8009, 9683, 19787, 40045, 48415, 98935, 184207, 376423, 455101, 921035, 1882115, 2275505, 3371789, 8657729, 16858945, 43288645, 77551147, 158474083, 387755735, 792370415, 3644903909, 18224519545]

約数ペア:

[(1, 18224519545), (5, 3644903909), (23, 792370415), (47, 387755735), (115, 158474083), (235, 77551147), (421, 43288645), (1081, 16858945), (2105, 8657729), (5405, 3371789), (8009, 2275505), (9683, 1882115), (19787, 921035), (40045, 455101), (48415, 376423), (98935, 184207)]