420178046

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{84407}}^1$

素因数の和:84559

約数の個数: 16

約数和(自身を含む): 668511360

約数和(自身を除く): 248333314

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 84407, 168814, 1603733, 3207466, 11057317, 22114634, 210089023, 420178046]

約数ペア:

[(1, 420178046), (2, 210089023), (19, 22114634), (38, 11057317), (131, 3207466), (262, 1603733), (2489, 168814), (4978, 84407)]