1991238038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{224897}}^1$

素因数の和:225151

約数の個数: 16

約数和(自身を含む): 3157567920

約数和(自身を除く): 1166329882

約数列:

[1, 2, 19, 38, 233, 466, 4427, 8854, 224897, 449794, 4273043, 8546086, 52401001, 104802002, 995619019, 1991238038]

約数ペア:

[(1, 1991238038), (2, 995619019), (19, 104802002), (38, 52401001), (233, 8546086), (466, 4273043), (4427, 449794), (8854, 224897)]