18380713

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 20563200

約数和(自身を除く): 2182487

約数列:

[1, 13, 47, 67, 449, 611, 871, 3149, 5837, 21103, 30083, 40937, 274339, 391079, 1413901, 18380713]

約数ペア:

[(1, 18380713), (13, 1413901), (47, 391079), (67, 274339), (449, 40937), (611, 30083), (871, 21103), (3149, 5837)]