18412919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{829}}^1$

素因数の和:1022

約数の個数: 16

約数和(自身を含む): 22310400

約数和(自身を除く): 3897481

約数列:

[1, 7, 19, 133, 167, 829, 1169, 3173, 5803, 15751, 22211, 110257, 138443, 969101, 2630417, 18412919]

約数ペア:

[(1, 18412919), (7, 2630417), (19, 969101), (133, 138443), (167, 110257), (829, 22211), (1169, 15751), (3173, 5803)]