18630558

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{7901}}^1$

素因数の和:8040

約数の個数: 24

約数和(自身を含む): 40679496

約数和(自身を除く): 22048938

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 7901, 15802, 23703, 47406, 71109, 142218, 1035031, 2070062, 3105093, 6210186, 9315279, 18630558]

約数ペア:

[(1, 18630558), (2, 9315279), (3, 6210186), (6, 3105093), (9, 2070062), (18, 1035031), (131, 142218), (262, 71109), (393, 47406), (786, 23703), (1179, 15802), (2358, 7901)]