2019858815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{226823}}^1$

素因数の和:226978

約数の個数: 16

約数和(自身を含む): 2629343808

約数和(自身を除く): 609484993

約数列:

[1, 5, 13, 65, 137, 685, 1781, 8905, 226823, 1134115, 2948699, 14743495, 31074751, 155373755, 403971763, 2019858815]

約数ペア:

[(1, 2019858815), (5, 403971763), (13, 155373755), (65, 31074751), (137, 14743495), (685, 2948699), (1781, 1134115), (8905, 226823)]