18275260

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10267}}^1$

素因数の和:10365

約数の個数: 24

約数和(自身を含む): 38813040

約数和(自身を除く): 20537780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 10267, 20534, 41068, 51335, 102670, 205340, 913763, 1827526, 3655052, 4568815, 9137630, 18275260]

約数ペア:

[(1, 18275260), (2, 9137630), (4, 4568815), (5, 3655052), (10, 1827526), (20, 913763), (89, 205340), (178, 102670), (356, 51335), (445, 41068), (890, 20534), (1780, 10267)]