19597468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1063}}^1$

素因数の和:1497

約数の個数: 24

約数和(自身を含む): 37537920

約数和(自身を除く): 17940452

約数列:

[1, 2, 4, 11, 22, 44, 419, 838, 1063, 1676, 2126, 4252, 4609, 9218, 11693, 18436, 23386, 46772, 445397, 890794, 1781588, 4899367, 9798734, 19597468]

約数ペア:

[(1, 19597468), (2, 9798734), (4, 4899367), (11, 1781588), (22, 890794), (44, 445397), (419, 46772), (838, 23386), (1063, 18436), (1676, 11693), (2126, 9218), (4252, 4609)]