18768939

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21799}}^1$

素因数の和:21850

約数の個数: 16

約数和(自身を含む): 29299200

約数和(自身を除く): 10530261

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 21799, 65397, 152593, 457779, 893759, 2681277, 6256313, 18768939]

約数ペア:

[(1, 18768939), (3, 6256313), (7, 2681277), (21, 893759), (41, 457779), (123, 152593), (287, 65397), (861, 21799)]