20071485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63719}}^1$

素因数の和:63737

約数の個数: 24

約数和(自身を含む): 39761280

約数和(自身を除く): 19689795

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63719, 191157, 318595, 446033, 573471, 955785, 1338099, 2230165, 2867355, 4014297, 6690495, 20071485]

約数ペア:

[(1, 20071485), (3, 6690495), (5, 4014297), (7, 2867355), (9, 2230165), (15, 1338099), (21, 955785), (35, 573471), (45, 446033), (63, 318595), (105, 191157), (315, 63719)]