19688414

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{1481}}^1$

素因数の和:1540

約数の個数: 24

約数和(自身を含む): 32758128

約数和(自身を除く): 13069714

約数列:

[1, 2, 17, 23, 34, 46, 289, 391, 578, 782, 1481, 2962, 6647, 13294, 25177, 34063, 50354, 68126, 428009, 579071, 856018, 1158142, 9844207, 19688414]

約数ペア:

[(1, 19688414), (2, 9844207), (17, 1158142), (23, 856018), (34, 579071), (46, 428009), (289, 68126), (391, 50354), (578, 34063), (782, 25177), (1481, 13294), (2962, 6647)]