18666740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49123}}^1$

素因数の和:49151

約数の個数: 24

約数和(自身を含む): 41264160

約数和(自身を除く): 22597420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49123, 98246, 196492, 245615, 491230, 933337, 982460, 1866674, 3733348, 4666685, 9333370, 18666740]

約数ペア:

[(1, 18666740), (2, 9333370), (4, 4666685), (5, 3733348), (10, 1866674), (19, 982460), (20, 933337), (38, 491230), (76, 245615), (95, 196492), (190, 98246), (380, 49123)]