19165321

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{4951}}^1$

素因数の和:5044

約数の個数: 12

約数和(自身を含む): 22581120

約数和(自身を除く): 3415799

約数列:

[1, 7, 49, 79, 553, 3871, 4951, 34657, 242599, 391129, 2737903, 19165321]

約数ペア:

[(1, 19165321), (7, 2737903), (49, 391129), (79, 242599), (553, 34657), (3871, 4951)]