20199041285

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{193}}^1\times {\mathrm{24889}}^1$

素因数の和:25145

約数の個数: 24

約数和(自身を含む): 25234577160

約数和(自身を除く): 5035535875

約数列:

[1, 5, 29, 145, 193, 841, 965, 4205, 5597, 24889, 27985, 124445, 162313, 721781, 811565, 3608905, 4803577, 20931649, 24017885, 104658245, 139303733, 696518665, 4039808257, 20199041285]

約数ペア:

[(1, 20199041285), (5, 4039808257), (29, 696518665), (145, 139303733), (193, 104658245), (841, 24017885), (965, 20931649), (4205, 4803577), (5597, 3608905), (24889, 811565), (27985, 721781), (124445, 162313)]