18279505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2591}}^1$

素因数の和:2696

約数の個数: 16

約数和(自身を含む): 23514624

約数和(自身を除く): 5235119

約数列:

[1, 5, 17, 83, 85, 415, 1411, 2591, 7055, 12955, 44047, 215053, 220235, 1075265, 3655901, 18279505]

約数ペア:

[(1, 18279505), (5, 3655901), (17, 1075265), (83, 220235), (85, 215053), (415, 44047), (1411, 12955), (2591, 7055)]