31957238

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{907}}^1$

素因数の和:1211

約数の個数: 16

約数和(自身を含む): 48814080

約数和(自身を除く): 16856842

約数列:

[1, 2, 79, 158, 223, 446, 907, 1814, 17617, 35234, 71653, 143306, 202261, 404522, 15978619, 31957238]

約数ペア:

[(1, 31957238), (2, 15978619), (79, 404522), (158, 202261), (223, 143306), (446, 71653), (907, 35234), (1814, 17617)]