31478434

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{6689}}^1$

素因数の和:6885

約数の個数: 16

約数和(自身を含む): 51138360

約数和(自身を除く): 19659926

約数列:

[1, 2, 13, 26, 181, 362, 2353, 4706, 6689, 13378, 86957, 173914, 1210709, 2421418, 15739217, 31478434]

約数ペア:

[(1, 31478434), (2, 15739217), (13, 2421418), (26, 1210709), (181, 173914), (362, 86957), (2353, 13378), (4706, 6689)]