20122605

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1871}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 35043840

約数和(自身を除く): 14921235

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1871, 2151, 3585, 5613, 9355, 10755, 16839, 28065, 84195, 447169, 1341507, 2235845, 4024521, 6707535, 20122605]

約数ペア:

[(1, 20122605), (3, 6707535), (5, 4024521), (9, 2235845), (15, 1341507), (45, 447169), (239, 84195), (717, 28065), (1195, 16839), (1871, 10755), (2151, 9355), (3585, 5613)]