20145803780

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9413927}}^1$

素因数の和:9414043

約数の個数: 24

約数和(自身を含む): 42701577408

約数和(自身を除く): 22555773628

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9413927, 18827854, 37655708, 47069635, 94139270, 188278540, 1007290189, 2014580378, 4029160756, 5036450945, 10072901890, 20145803780]

約数ペア:

[(1, 20145803780), (2, 10072901890), (4, 5036450945), (5, 4029160756), (10, 2014580378), (20, 1007290189), (107, 188278540), (214, 94139270), (428, 47069635), (535, 37655708), (1070, 18827854), (2140, 9413927)]