18172370

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23003}}^1$

素因数の和:23089

約数の個数: 16

約数和(自身を含む): 33125760

約数和(自身を除く): 14953390

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 23003, 46006, 115015, 230030, 1817237, 3634474, 9086185, 18172370]

約数ペア:

[(1, 18172370), (2, 9086185), (5, 3634474), (10, 1817237), (79, 230030), (158, 115015), (395, 46006), (790, 23003)]