1918996838

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{7929739}}^1$

素因数の和:7929763

約数の個数: 12

約数和(自身を含む): 3163966260

約数和(自身を除く): 1244969422

約数列:

[1, 2, 11, 22, 121, 242, 7929739, 15859478, 87227129, 174454258, 959498419, 1918996838]

約数ペア:

[(1, 1918996838), (2, 959498419), (11, 174454258), (22, 87227129), (121, 15859478), (242, 7929739)]