18105160

素因数分解:

$2^3\times 5^1\times {\mathrm{452629}}^1$

素因数の和:452640

約数の個数: 16

約数和(自身を含む): 40736700

約数和(自身を除く): 22631540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 452629, 905258, 1810516, 2263145, 3621032, 4526290, 9052580, 18105160]

約数ペア:

[(1, 18105160), (2, 9052580), (4, 4526290), (5, 3621032), (8, 2263145), (10, 1810516), (20, 905258), (40, 452629)]