201331878046

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{407554409}}^1$

素因数の和:407554443

約数の個数: 16

約数和(自身を含む): 342345704400

約数和(自身を除く): 141013826354

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 407554409, 815108818, 5298207317, 7743533771, 10596414634, 15487067542, 100665939023, 201331878046]

約数ペア:

[(1, 201331878046), (2, 100665939023), (13, 15487067542), (19, 10596414634), (26, 7743533771), (38, 5298207317), (247, 815108818), (494, 407554409)]