19074155

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 23738880

約数和(自身を除く): 4664725

約数列:

[1, 5, 43, 79, 215, 395, 1123, 3397, 5615, 16985, 48289, 88717, 241445, 443585, 3814831, 19074155]

約数ペア:

[(1, 19074155), (5, 3814831), (43, 443585), (79, 241445), (215, 88717), (395, 48289), (1123, 16985), (3397, 5615)]