20458545

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23117}}^1$

素因数の和:23184

約数の個数: 16

約数和(自身を含む): 33289920

約数和(自身を除く): 12831375

約数列:

[1, 3, 5, 15, 59, 177, 295, 885, 23117, 69351, 115585, 346755, 1363903, 4091709, 6819515, 20458545]

約数ペア:

[(1, 20458545), (3, 6819515), (5, 4091709), (15, 1363903), (59, 346755), (177, 115585), (295, 69351), (885, 23117)]