18961160

素因数分解:

$2^3\times 5^1\times {\mathrm{474029}}^1$

素因数の和:474040

約数の個数: 16

約数和(自身を含む): 42662700

約数和(自身を除く): 23701540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 474029, 948058, 1896116, 2370145, 3792232, 4740290, 9480580, 18961160]

約数ペア:

[(1, 18961160), (2, 9480580), (4, 4740290), (5, 3792232), (8, 2370145), (10, 1896116), (20, 948058), (40, 474029)]