20679105

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19417}}^1$

素因数の和:19496

約数の個数: 16

約数和(自身を含む): 33554304

約数和(自身を除く): 12875199

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 19417, 58251, 97085, 291255, 1378607, 4135821, 6893035, 20679105]

約数ペア:

[(1, 20679105), (3, 6893035), (5, 4135821), (15, 1378607), (71, 291255), (213, 97085), (355, 58251), (1065, 19417)]