20386135

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{52951}}^1$

素因数の和:52974

約数の個数: 16

約数和(自身を含む): 30500352

約数和(自身を除く): 10114217

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 52951, 264755, 370657, 582461, 1853285, 2912305, 4077227, 20386135]

約数ペア:

[(1, 20386135), (5, 4077227), (7, 2912305), (11, 1853285), (35, 582461), (55, 370657), (77, 264755), (385, 52951)]