138540944

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{104323}}^1$

素因数の和:104414

約数の個数: 20

約数和(自身を含む): 271659696

約数和(自身を除く): 133118752

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 104323, 208646, 417292, 834584, 1669168, 8658809, 17317618, 34635236, 69270472, 138540944]

約数ペア:

[(1, 138540944), (2, 69270472), (4, 34635236), (8, 17317618), (16, 8658809), (83, 1669168), (166, 834584), (332, 417292), (664, 208646), (1328, 104323)]