20498974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{3331}}^1$

素因数の和:3531

約数の個数: 16

約数和(自身を含む): 32746896

約数和(自身を除く): 12247922

約数列:

[1, 2, 17, 34, 181, 362, 3077, 3331, 6154, 6662, 56627, 113254, 602911, 1205822, 10249487, 20498974]

約数ペア:

[(1, 20498974), (2, 10249487), (17, 1205822), (34, 602911), (181, 113254), (362, 56627), (3077, 6662), (3331, 6154)]