20668806

素因数分解:

$2^1\times 3^2\times {\mathrm{293}}^1\times {\mathrm{3919}}^1$

素因数の和:4220

約数の個数: 24

約数和(自身を含む): 44946720

約数和(自身を除く): 24277914

約数列:

[1, 2, 3, 6, 9, 18, 293, 586, 879, 1758, 2637, 3919, 5274, 7838, 11757, 23514, 35271, 70542, 1148267, 2296534, 3444801, 6889602, 10334403, 20668806]

約数ペア:

[(1, 20668806), (2, 10334403), (3, 6889602), (6, 3444801), (9, 2296534), (18, 1148267), (293, 70542), (586, 35271), (879, 23514), (1758, 11757), (2637, 7838), (3919, 5274)]