19447719

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9719}}^1$

素因数の和:9774

約数の個数: 16

約数和(自身を含む): 27993600

約数和(自身を除く): 8545881

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 9719, 29157, 223537, 281851, 670611, 845553, 6482573, 19447719]

約数ペア:

[(1, 19447719), (3, 6482573), (23, 845553), (29, 670611), (69, 281851), (87, 223537), (667, 29157), (2001, 9719)]