19038904

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{23563}}^1$

素因数の和:23670

約数の個数: 16

約数和(自身を含む): 36052920

約数和(自身を除く): 17014016

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 23563, 47126, 94252, 188504, 2379863, 4759726, 9519452, 19038904]

約数ペア:

[(1, 19038904), (2, 9519452), (4, 4759726), (8, 2379863), (101, 188504), (202, 94252), (404, 47126), (808, 23563)]