19227967

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 21888000

約数和(自身を除く): 2660033

約数列:

[1, 11, 31, 113, 341, 499, 1243, 3503, 5489, 15469, 38533, 56387, 170159, 620257, 1747997, 19227967]

約数ペア:

[(1, 19227967), (11, 1747997), (31, 620257), (113, 170159), (341, 56387), (499, 38533), (1243, 15469), (3503, 5489)]