20161664765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{816427}}^1$

素因数の和:816892

約数の個数: 16

約数和(自身を含む): 26452267200

約数和(自身を除く): 6290602435

約数列:

[1, 5, 11, 55, 449, 2245, 4939, 24695, 816427, 4082135, 8980697, 44903485, 366575723, 1832878615, 4032332953, 20161664765]

約数ペア:

[(1, 20161664765), (5, 4032332953), (11, 1832878615), (55, 366575723), (449, 44903485), (2245, 8980697), (4939, 4082135), (24695, 816427)]