18920714

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:749

約数の個数: 16

約数和(自身を含む): 28843008

約数和(自身を除く): 9922294

約数列:

[1, 2, 127, 163, 254, 326, 457, 914, 20701, 41402, 58039, 74491, 116078, 148982, 9460357, 18920714]

約数ペア:

[(1, 18920714), (2, 9460357), (127, 148982), (163, 116078), (254, 74491), (326, 58039), (457, 41402), (914, 20701)]