20208645

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1879}}^1$

素因数の和:2129

約数の個数: 24

約数和(自身を含む): 35193600

約数和(自身を除く): 14984955

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1879, 2151, 3585, 5637, 9395, 10755, 16911, 28185, 84555, 449081, 1347243, 2245405, 4041729, 6736215, 20208645]

約数ペア:

[(1, 20208645), (3, 6736215), (5, 4041729), (9, 2245405), (15, 1347243), (45, 449081), (239, 84555), (717, 28185), (1195, 16911), (1879, 10755), (2151, 9395), (3585, 5637)]