164027776912

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{24350917}}^1$

素因数の和:24351346

約数の個数: 20

約数和(自身を含む): 318558709276

約数和(自身を除く): 154530932364

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3368, 6736, 24350917, 48701834, 97403668, 194807336, 389614672, 10251736057, 20503472114, 41006944228, 82013888456, 164027776912]

約数ペア:

[(1, 164027776912), (2, 82013888456), (4, 41006944228), (8, 20503472114), (16, 10251736057), (421, 389614672), (842, 194807336), (1684, 97403668), (3368, 48701834), (6736, 24350917)]