20326930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156361}}^1$

素因数の和:156381

約数の個数: 16

約数和(自身を含む): 39403224

約数和(自身を除く): 19076294

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156361, 312722, 781805, 1563610, 2032693, 4065386, 10163465, 20326930]

約数ペア:

[(1, 20326930), (2, 10163465), (5, 4065386), (10, 2032693), (13, 1563610), (26, 781805), (65, 312722), (130, 156361)]