20296510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156127}}^1$

素因数の和:156147

約数の個数: 16

約数和(自身を含む): 39344256

約数和(自身を除く): 19047746

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156127, 312254, 780635, 1561270, 2029651, 4059302, 10148255, 20296510]

約数ペア:

[(1, 20296510), (2, 10148255), (5, 4059302), (10, 2029651), (13, 1561270), (26, 780635), (65, 312254), (130, 156127)]