20259423

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5477}}^1$

素因数の和:5623

約数の個数: 16

約数和(自身を含む): 30238560

約数和(自身を除く): 9979137

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5477, 16431, 49293, 147879, 750349, 2251047, 6753141, 20259423]

約数ペア:

[(1, 20259423), (3, 6753141), (9, 2251047), (27, 750349), (137, 147879), (411, 49293), (1233, 16431), (3699, 5477)]