20187714

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{47389}}^1$

素因数の和:47465

約数の個数: 16

約数和(自身を含む): 40944960

約数和(自身を除く): 20757246

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 47389, 94778, 142167, 284334, 3364619, 6729238, 10093857, 20187714]

約数ペア:

[(1, 20187714), (2, 10093857), (3, 6729238), (6, 3364619), (71, 284334), (142, 142167), (213, 94778), (426, 47389)]