20330018

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{577}}^1$

素因数の和:881

約数の個数: 16

約数和(自身を含む): 31073280

約数和(自身を除く): 10743262

約数列:

[1, 2, 79, 158, 223, 446, 577, 1154, 17617, 35234, 45583, 91166, 128671, 257342, 10165009, 20330018]

約数ペア:

[(1, 20330018), (2, 10165009), (79, 257342), (158, 128671), (223, 91166), (446, 45583), (577, 35234), (1154, 17617)]