20455518

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{24527}}^1$

素因数の和:24671

約数の個数: 16

約数和(自身を含む): 41207040

約数和(自身を除く): 20751522

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 24527, 49054, 73581, 147162, 3409253, 6818506, 10227759, 20455518]

約数ペア:

[(1, 20455518), (2, 10227759), (3, 6818506), (6, 3409253), (139, 147162), (278, 73581), (417, 49054), (834, 24527)]