13291984

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{4217}}^1$

素因数の和:4422

約数の個数: 20

約数和(自身を含む): 25890084

約数和(自身を除く): 12598100

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 4217, 8434, 16868, 33736, 67472, 830749, 1661498, 3322996, 6645992, 13291984]

約数ペア:

[(1, 13291984), (2, 6645992), (4, 3322996), (8, 1661498), (16, 830749), (197, 67472), (394, 33736), (788, 16868), (1576, 8434), (3152, 4217)]