20464218

素因数分解:

$2^1\times 3^3\times {\mathrm{378967}}^1$

素因数の和:378978

約数の個数: 16

約数和(自身を含む): 45476160

約数和(自身を除く): 25011942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 378967, 757934, 1136901, 2273802, 3410703, 6821406, 10232109, 20464218]

約数ペア:

[(1, 20464218), (2, 10232109), (3, 6821406), (6, 3410703), (9, 2273802), (18, 1136901), (27, 757934), (54, 378967)]