20965110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5101}}^1$

素因数の和:5248

約数の個数: 32

約数和(自身を含む): 50693472

約数和(自身を除く): 29728362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 5101, 10202, 15303, 25505, 30606, 51010, 76515, 153030, 698837, 1397674, 2096511, 3494185, 4193022, 6988370, 10482555, 20965110]

約数ペア:

[(1, 20965110), (2, 10482555), (3, 6988370), (5, 4193022), (6, 3494185), (10, 2096511), (15, 1397674), (30, 698837), (137, 153030), (274, 76515), (411, 51010), (685, 30606), (822, 25505), (1370, 15303), (2055, 10202), (4110, 5101)]