9989984

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{4397}}^1$

素因数の和:4478

約数の個数: 24

約数和(自身を含む): 19949328

約数和(自身を除く): 9959344

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 4397, 8794, 17588, 35176, 70352, 140704, 312187, 624374, 1248748, 2497496, 4994992, 9989984]

約数ペア:

[(1, 9989984), (2, 4994992), (4, 2497496), (8, 1248748), (16, 624374), (32, 312187), (71, 140704), (142, 70352), (284, 35176), (568, 17588), (1136, 8794), (2272, 4397)]