20874618

素因数分解:

$2^1\times 3^3\times {\mathrm{571}}^1\times {\mathrm{677}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 46537920

約数和(自身を除く): 25663302

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 571, 677, 1142, 1354, 1713, 2031, 3426, 4062, 5139, 6093, 10278, 12186, 15417, 18279, 30834, 36558, 386567, 773134, 1159701, 2319402, 3479103, 6958206, 10437309, 20874618]

約数ペア:

[(1, 20874618), (2, 10437309), (3, 6958206), (6, 3479103), (9, 2319402), (18, 1159701), (27, 773134), (54, 386567), (571, 36558), (677, 30834), (1142, 18279), (1354, 15417), (1713, 12186), (2031, 10278), (3426, 6093), (4062, 5139)]