138711362

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{192121}}^1$

素因数の和:192161

約数の個数: 12

約数和(自身を含む): 219595446

約数和(自身を除く): 80884084

約数列:

[1, 2, 19, 38, 361, 722, 192121, 384242, 3650299, 7300598, 69355681, 138711362]

約数ペア:

[(1, 138711362), (2, 69355681), (19, 7300598), (38, 3650299), (361, 384242), (722, 192121)]