28005872

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{3109}}^1$

素因数の和:3680

約数の個数: 20

約数和(自身を含む): 54375240

約数和(自身を除く): 26369368

約数列:

[1, 2, 4, 8, 16, 563, 1126, 2252, 3109, 4504, 6218, 9008, 12436, 24872, 49744, 1750367, 3500734, 7001468, 14002936, 28005872]

約数ペア:

[(1, 28005872), (2, 14002936), (4, 7001468), (8, 3500734), (16, 1750367), (563, 49744), (1126, 24872), (2252, 12436), (3109, 9008), (4504, 6218)]