268957918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{19727}}^1$

素因数の和:20147

約数の個数: 16

約数和(自身を含む): 428255424

約数和(自身を除く): 159297506

約数列:

[1, 2, 17, 34, 401, 802, 6817, 13634, 19727, 39454, 335359, 670718, 7910527, 15821054, 134478959, 268957918]

約数ペア:

[(1, 268957918), (2, 134478959), (17, 15821054), (34, 7910527), (401, 670718), (802, 335359), (6817, 39454), (13634, 19727)]