18749421

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{7159}}^1$

素因数の和:7265

約数の個数: 16

約数和(自身を含む): 28067200

約数和(自身を除く): 9317779

約数列:

[1, 3, 9, 27, 97, 291, 873, 2619, 7159, 21477, 64431, 193293, 694423, 2083269, 6249807, 18749421]

約数ペア:

[(1, 18749421), (3, 6249807), (9, 2083269), (27, 694423), (97, 193293), (291, 64431), (873, 21477), (2619, 7159)]