20119311

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 29829696

約数和(自身を除く): 9710385

約数列:

[1, 3, 9, 73, 113, 219, 271, 339, 657, 813, 1017, 2439, 8249, 19783, 24747, 30623, 59349, 74241, 91869, 178047, 275607, 2235479, 6706437, 20119311]

約数ペア:

[(1, 20119311), (3, 6706437), (9, 2235479), (73, 275607), (113, 178047), (219, 91869), (271, 74241), (339, 59349), (657, 30623), (813, 24747), (1017, 19783), (2439, 8249)]