20272870

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3067}}^1$

素因数の和:3735

約数の個数: 16

約数和(自身を含む): 36558288

約数和(自身を除く): 16285418

約数列:

[1, 2, 5, 10, 661, 1322, 3067, 3305, 6134, 6610, 15335, 30670, 2027287, 4054574, 10136435, 20272870]

約数ペア:

[(1, 20272870), (2, 10136435), (5, 4054574), (10, 2027287), (661, 30670), (1322, 15335), (3067, 6610), (3305, 6134)]