20215746

素因数分解:

$2^1\times 3^2\times {\mathrm{197}}^1\times {\mathrm{5701}}^1$

素因数の和:5906

約数の個数: 24

約数和(自身を含む): 44030844

約数和(自身を除く): 23815098

約数列:

[1, 2, 3, 6, 9, 18, 197, 394, 591, 1182, 1773, 3546, 5701, 11402, 17103, 34206, 51309, 102618, 1123097, 2246194, 3369291, 6738582, 10107873, 20215746]

約数ペア:

[(1, 20215746), (2, 10107873), (3, 6738582), (6, 3369291), (9, 2246194), (18, 1123097), (197, 102618), (394, 51309), (591, 34206), (1182, 17103), (1773, 11402), (3546, 5701)]