312960016

素因数分解:

$2^4\times {\mathrm{19560001}}^1$

素因数の和:19560009

約数の個数: 10

約数和(自身を含む): 606360062

約数和(自身を除く): 293400046

約数列:

[1, 2, 4, 8, 16, 19560001, 39120002, 78240004, 156480008, 312960016]

約数ペア:

[(1, 312960016), (2, 156480008), (4, 78240004), (8, 39120002), (16, 19560001)]