208163618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{77731}}^1$

素因数の和:77849

約数の個数: 16

約数和(自身を含む): 339533376

約数和(自身を除く): 131369758

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 77731, 155462, 1010503, 2021006, 8006293, 16012586, 104081809, 208163618]

約数ペア:

[(1, 208163618), (2, 104081809), (13, 16012586), (26, 8006293), (103, 2021006), (206, 1010503), (1339, 155462), (2678, 77731)]