28839728

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43963}}^1$

素因数の和:44012

約数の個数: 20

約数和(自身を含む): 57241128

約数和(自身を除く): 28401400

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 43963, 87926, 175852, 351704, 703408, 1802483, 3604966, 7209932, 14419864, 28839728]

約数ペア:

[(1, 28839728), (2, 14419864), (4, 7209932), (8, 3604966), (16, 1802483), (41, 703408), (82, 351704), (164, 175852), (328, 87926), (656, 43963)]