20982222

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{3797}}^1$

素因数の和:4112

約数の個数: 24

約数和(自身を含む): 45621576

約数和(自身を除く): 24639354

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 3797, 5526, 7594, 11391, 22782, 34173, 68346, 1165679, 2331358, 3497037, 6994074, 10491111, 20982222]

約数ペア:

[(1, 20982222), (2, 10491111), (3, 6994074), (6, 3497037), (9, 2331358), (18, 1165679), (307, 68346), (614, 34173), (921, 22782), (1842, 11391), (2763, 7594), (3797, 5526)]