20652417

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{937}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 31216640

約数和(自身を除く): 10564223

約数列:

[1, 3, 9, 31, 79, 93, 237, 279, 711, 937, 2449, 2811, 7347, 8433, 22041, 29047, 74023, 87141, 222069, 261423, 666207, 2294713, 6884139, 20652417]

約数ペア:

[(1, 20652417), (3, 6884139), (9, 2294713), (31, 666207), (79, 261423), (93, 222069), (237, 87141), (279, 74023), (711, 29047), (937, 22041), (2449, 8433), (2811, 7347)]