18596272

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{10663}}^1$

素因数の和:10780

約数の個数: 20

約数和(自身を含む): 36364240

約数和(自身を除く): 17767968

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 10663, 21326, 42652, 85304, 170608, 1162267, 2324534, 4649068, 9298136, 18596272]

約数ペア:

[(1, 18596272), (2, 9298136), (4, 4649068), (8, 2324534), (16, 1162267), (109, 170608), (218, 85304), (436, 42652), (872, 21326), (1744, 10663)]