19926155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{601}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 25284000

約数和(自身を除く): 5357845

約数列:

[1, 5, 19, 95, 349, 601, 1745, 3005, 6631, 11419, 33155, 57095, 209749, 1048745, 3985231, 19926155]

約数ペア:

[(1, 19926155), (5, 3985231), (19, 1048745), (95, 209749), (349, 57095), (601, 33155), (1745, 11419), (3005, 6631)]