20717497424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99603353}}^1$

素因数の和:99603374

約数の個数: 20

約数和(自身を含む): 43227855636

約数和(自身を除く): 22510358212

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99603353, 199206706, 398413412, 796826824, 1294843589, 1593653648, 2589687178, 5179374356, 10358748712, 20717497424]

約数ペア:

[(1, 20717497424), (2, 10358748712), (4, 5179374356), (8, 2589687178), (13, 1593653648), (16, 1294843589), (26, 796826824), (52, 398413412), (104, 199206706), (208, 99603353)]