20794545

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3373}}^1$

素因数の和:3521

約数の個数: 24

約数和(自身を含む): 36317736

約数和(自身を除く): 15523191

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 3373, 6165, 10119, 16865, 30357, 50595, 151785, 462101, 1386303, 2310505, 4158909, 6931515, 20794545]

約数ペア:

[(1, 20794545), (3, 6931515), (5, 4158909), (9, 2310505), (15, 1386303), (45, 462101), (137, 151785), (411, 50595), (685, 30357), (1233, 16865), (2055, 10119), (3373, 6165)]