19445217

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5507}}^1$

素因数の和:5628

約数の個数: 16

約数和(自身を含む): 28553472

約数和(自身を除く): 9108255

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 5507, 16521, 60577, 181731, 589249, 1767747, 6481739, 19445217]

約数ペア:

[(1, 19445217), (3, 6481739), (11, 1767747), (33, 589249), (107, 181731), (321, 60577), (1177, 16521), (3531, 5507)]