31171954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{12539}}^1$

素因数の和:12665

約数の個数: 16

約数和(自身を含む): 51464160

約数和(自身を除く): 20292206

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 12539, 25078, 137929, 275858, 1416907, 2833814, 15585977, 31171954]

約数ペア:

[(1, 31171954), (2, 15585977), (11, 2833814), (22, 1416907), (113, 275858), (226, 137929), (1243, 25078), (2486, 12539)]