20325110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156347}}^1$

素因数の和:156367

約数の個数: 16

約数和(自身を含む): 39399696

約数和(自身を除く): 19074586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156347, 312694, 781735, 1563470, 2032511, 4065022, 10162555, 20325110]

約数ペア:

[(1, 20325110), (2, 10162555), (5, 4065022), (10, 2032511), (13, 1563470), (26, 781735), (65, 312694), (130, 156347)]