20104551

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{6959}}^1$

素因数の和:7075

約数の個数: 16

約数和(自身を含む): 30067200

約数和(自身を除く): 9962649

約数列:

[1, 3, 9, 27, 107, 321, 963, 2889, 6959, 20877, 62631, 187893, 744613, 2233839, 6701517, 20104551]

約数ペア:

[(1, 20104551), (3, 6701517), (9, 2233839), (27, 744613), (107, 187893), (321, 62631), (963, 20877), (2889, 6959)]