18273620

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1747}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 38469984

約数和(自身を除く): 20196364

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 1747, 2092, 2615, 3494, 5230, 6988, 8735, 10460, 17470, 34940, 913681, 1827362, 3654724, 4568405, 9136810, 18273620]

約数ペア:

[(1, 18273620), (2, 9136810), (4, 4568405), (5, 3654724), (10, 1827362), (20, 913681), (523, 34940), (1046, 17470), (1747, 10460), (2092, 8735), (2615, 6988), (3494, 5230)]