1900962505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{790421}}^1$

素因数の和:790476

約数の個数: 16

約数和(自身を含む): 2523027024

約数和(自身を除く): 622064519

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 790421, 3952105, 10275473, 29245577, 51377365, 146227885, 380192501, 1900962505]

約数ペア:

[(1, 1900962505), (5, 380192501), (13, 146227885), (37, 51377365), (65, 29245577), (185, 10275473), (481, 3952105), (2405, 790421)]