18005380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{52957}}^1$

素因数の和:52983

約数の個数: 24

約数和(自身を含む): 40036248

約数和(自身を除く): 22030868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 52957, 105914, 211828, 264785, 529570, 900269, 1059140, 1800538, 3601076, 4501345, 9002690, 18005380]

約数ペア:

[(1, 18005380), (2, 9002690), (4, 4501345), (5, 3601076), (10, 1800538), (17, 1059140), (20, 900269), (34, 529570), (68, 264785), (85, 211828), (170, 105914), (340, 52957)]