19801634

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{5443}}^1$

素因数の和:5569

約数の個数: 16

約数和(自身を含む): 31749408

約数和(自身を除く): 11947774

約数列:

[1, 2, 17, 34, 107, 214, 1819, 3638, 5443, 10886, 92531, 185062, 582401, 1164802, 9900817, 19801634]

約数ペア:

[(1, 19801634), (2, 9900817), (17, 1164802), (34, 582401), (107, 185062), (214, 92531), (1819, 10886), (3638, 5443)]