19204443

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 28821936

約数和(自身を除く): 9617493

約数列:

[1, 3, 9, 37, 101, 111, 303, 333, 571, 909, 1713, 3737, 5139, 11211, 21127, 33633, 57671, 63381, 173013, 190143, 519039, 2133827, 6401481, 19204443]

約数ペア:

[(1, 19204443), (3, 6401481), (9, 2133827), (37, 519039), (101, 190143), (111, 173013), (303, 63381), (333, 57671), (571, 33633), (909, 21127), (1713, 11211), (3737, 5139)]