20199077726

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{7717}}^1\times {\mathrm{68881}}^1$

素因数の和:76619

約数の個数: 16

約数和(自身を含む): 31897876560

約数和(自身を除く): 11698798834

約数列:

[1, 2, 19, 38, 7717, 15434, 68881, 137762, 146623, 293246, 1308739, 2617478, 531554677, 1063109354, 10099538863, 20199077726]

約数ペア:

[(1, 20199077726), (2, 10099538863), (19, 1063109354), (38, 531554677), (7717, 2617478), (15434, 1308739), (68881, 293246), (137762, 146623)]