19173189

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13627}}^1$

素因数の和:13704

約数の個数: 16

約数和(自身を含む): 29654528

約数和(自身を除く): 10481339

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 13627, 40881, 95389, 286167, 913009, 2739027, 6391063, 19173189]

約数ペア:

[(1, 19173189), (3, 6391063), (7, 2739027), (21, 913009), (67, 286167), (201, 95389), (469, 40881), (1407, 13627)]