20512505379

素因数分解:

$3^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1\times {\mathrm{150503}}^1$

素因数の和:150938

約数の個数: 16

約数和(自身を含む): 27610861824

約数和(自身を除く): 7098356445

約数列:

[1, 3, 181, 251, 543, 753, 45431, 136293, 150503, 451509, 27241043, 37776253, 81723129, 113328759, 6837501793, 20512505379]

約数ペア:

[(1, 20512505379), (3, 6837501793), (181, 113328759), (251, 81723129), (543, 37776253), (753, 27241043), (45431, 451509), (136293, 150503)]