39420478

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{769}}^1$

素因数の和:880

約数の個数: 24

約数和(自身を含む): 63367920

約数和(自身を除く): 23947442

約数列:

[1, 2, 19, 38, 71, 142, 361, 722, 769, 1349, 1538, 2698, 14611, 25631, 29222, 51262, 54599, 109198, 277609, 555218, 1037381, 2074762, 19710239, 39420478]

約数ペア:

[(1, 39420478), (2, 19710239), (19, 2074762), (38, 1037381), (71, 555218), (142, 277609), (361, 109198), (722, 54599), (769, 51262), (1349, 29222), (1538, 25631), (2698, 14611)]