18555080

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1511}}^1$

素因数の和:1829

約数の個数: 32

約数和(自身を含む): 41912640

約数和(自身を除く): 23357560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1511, 1535, 2456, 3022, 3070, 6044, 6140, 7555, 12088, 12280, 15110, 30220, 60440, 463877, 927754, 1855508, 2319385, 3711016, 4638770, 9277540, 18555080]

約数ペア:

[(1, 18555080), (2, 9277540), (4, 4638770), (5, 3711016), (8, 2319385), (10, 1855508), (20, 927754), (40, 463877), (307, 60440), (614, 30220), (1228, 15110), (1511, 12280), (1535, 12088), (2456, 7555), (3022, 6140), (3070, 6044)]