20106693

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3793}}^1$

素因数の和:3849

約数の個数: 24

約数和(自身を含む): 31566080

約数和(自身を除く): 11459387

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 3793, 5301, 11379, 34137, 72067, 117583, 216201, 352749, 648603, 1058247, 2234077, 6702231, 20106693]

約数ペア:

[(1, 20106693), (3, 6702231), (9, 2234077), (19, 1058247), (31, 648603), (57, 352749), (93, 216201), (171, 117583), (279, 72067), (589, 34137), (1767, 11379), (3793, 5301)]