20341280830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156471391}}^1$

素因数の和:156471411

約数の個数: 16

約数和(自身を含む): 39430790784

約数和(自身を除く): 19089509954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156471391, 312942782, 782356955, 1564713910, 2034128083, 4068256166, 10170640415, 20341280830]

約数ペア:

[(1, 20341280830), (2, 10170640415), (5, 4068256166), (10, 2034128083), (13, 1564713910), (26, 782356955), (65, 312942782), (130, 156471391)]