19559113

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:964

約数の個数: 16

約数和(自身を含む): 23680000

約数和(自身を除く): 4120887

約数列:

[1, 7, 19, 133, 199, 739, 1393, 3781, 5173, 14041, 26467, 98287, 147061, 1029427, 2794159, 19559113]

約数ペア:

[(1, 19559113), (7, 2794159), (19, 1029427), (133, 147061), (199, 98287), (739, 26467), (1393, 14041), (3781, 5173)]