20352885

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{27691}}^1$

素因数の和:27713

約数の個数: 24

約数和(自身を含む): 37882656

約数和(自身を除く): 17529771

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 27691, 83073, 138455, 193837, 415365, 581511, 969185, 1356859, 2907555, 4070577, 6784295, 20352885]

約数ペア:

[(1, 20352885), (3, 6784295), (5, 4070577), (7, 2907555), (15, 1356859), (21, 969185), (35, 581511), (49, 415365), (105, 193837), (147, 138455), (245, 83073), (735, 27691)]