66510704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{319763}}^1$

素因数の和:319784

約数の個数: 20

約数和(自身を含む): 138777576

約数和(自身を除く): 72266872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 319763, 639526, 1279052, 2558104, 4156919, 5116208, 8313838, 16627676, 33255352, 66510704]

約数ペア:

[(1, 66510704), (2, 33255352), (4, 16627676), (8, 8313838), (13, 5116208), (16, 4156919), (26, 2558104), (52, 1279052), (104, 639526), (208, 319763)]