20161749296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{96931487}}^1$

素因数の和:96931508

約数の個数: 20

約数和(自身を含む): 42068265792

約数和(自身を除く): 21906516496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 96931487, 193862974, 387725948, 775451896, 1260109331, 1550903792, 2520218662, 5040437324, 10080874648, 20161749296]

約数ペア:

[(1, 20161749296), (2, 10080874648), (4, 5040437324), (8, 2520218662), (13, 1550903792), (16, 1260109331), (26, 775451896), (52, 387725948), (104, 193862974), (208, 96931487)]