20930751

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{4481}}^1$

素因数の和:4663

約数の個数: 16

約数和(自身を含む): 31194720

約数和(自身を除く): 10263969

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4481, 4671, 13443, 40329, 120987, 775213, 2325639, 6976917, 20930751]

約数ペア:

[(1, 20930751), (3, 6976917), (9, 2325639), (27, 775213), (173, 120987), (519, 40329), (1557, 13443), (4481, 4671)]