20465040296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134638423}}^1$

素因数の和:134638448

約数の個数: 16

約数和(自身を含む): 40391527200

約数和(自身を除く): 19926486904

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134638423, 269276846, 538553692, 1077107384, 2558130037, 5116260074, 10232520148, 20465040296]

約数ペア:

[(1, 20465040296), (2, 10232520148), (4, 5116260074), (8, 2558130037), (19, 1077107384), (38, 538553692), (76, 269276846), (152, 134638423)]