19582288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{111263}}^1$

素因数の和:111282

約数の個数: 20

約数和(自身を含む): 41390208

約数和(自身を除く): 21807920

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 111263, 222526, 445052, 890104, 1223893, 1780208, 2447786, 4895572, 9791144, 19582288]

約数ペア:

[(1, 19582288), (2, 9791144), (4, 4895572), (8, 2447786), (11, 1780208), (16, 1223893), (22, 890104), (44, 445052), (88, 222526), (176, 111263)]