19744786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{7351}}^1$

素因数の和:7449

約数の個数: 16

約数和(自身を含む): 31760640

約数和(自身を除く): 12015854

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 7351, 14702, 124967, 249934, 580729, 1161458, 9872393, 19744786]

約数ペア:

[(1, 19744786), (2, 9872393), (17, 1161458), (34, 580729), (79, 249934), (158, 124967), (1343, 14702), (2686, 7351)]