18105760

素因数分解:

$2^5\times 5^1\times {\mathrm{113161}}^1$

素因数の和:113176

約数の個数: 24

約数和(自身を含む): 42775236

約数和(自身を除く): 24669476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 113161, 226322, 452644, 565805, 905288, 1131610, 1810576, 2263220, 3621152, 4526440, 9052880, 18105760]

約数ペア:

[(1, 18105760), (2, 9052880), (4, 4526440), (5, 3621152), (8, 2263220), (10, 1810576), (16, 1131610), (20, 905288), (32, 565805), (40, 452644), (80, 226322), (160, 113161)]