253443674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{18257}}^1$

素因数の和:18901

約数の個数: 16

約数和(自身を含む): 415406016

約数和(自身を除く): 161962342

約数列:

[1, 2, 11, 22, 631, 1262, 6941, 13882, 18257, 36514, 200827, 401654, 11520167, 23040334, 126721837, 253443674]

約数ペア:

[(1, 253443674), (2, 126721837), (11, 23040334), (22, 11520167), (631, 401654), (1262, 200827), (6941, 36514), (13882, 18257)]