668093296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3211987}}^1$

素因数の和:3212008

約数の個数: 20

約数和(自身を含む): 1394002792

約数和(自身を除く): 725909496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3211987, 6423974, 12847948, 25695896, 41755831, 51391792, 83511662, 167023324, 334046648, 668093296]

約数ペア:

[(1, 668093296), (2, 334046648), (4, 167023324), (8, 83511662), (13, 51391792), (16, 41755831), (26, 25695896), (52, 12847948), (104, 6423974), (208, 3211987)]