201922565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{20849}}^1$

素因数の和:21016

約数の個数: 16

約数和(自身を含む): 262710000

約数和(自身を除く): 60787435

約数列:

[1, 5, 13, 65, 149, 745, 1937, 9685, 20849, 104245, 271037, 1355185, 3106501, 15532505, 40384513, 201922565]

約数ペア:

[(1, 201922565), (5, 40384513), (13, 15532505), (65, 3106501), (149, 1355185), (745, 271037), (1937, 104245), (9685, 20849)]