19534869

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 30139200

約数和(自身を除く): 10604331

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 1609, 4047, 4827, 12141, 14481, 30571, 91713, 114239, 275139, 342717, 1028151, 2170541, 6511623, 19534869]

約数ペア:

[(1, 19534869), (3, 6511623), (9, 2170541), (19, 1028151), (57, 342717), (71, 275139), (171, 114239), (213, 91713), (639, 30571), (1349, 14481), (1609, 12141), (4047, 4827)]