20172840987

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2094139}}^1$

素因数の和:2094187

約数の個数: 24

約数和(自身を含む): 30658209600

約数和(自身を除く): 10485368613

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 9633, 2094139, 6282417, 27223807, 39788641, 81671421, 119365923, 353909491, 517252333, 1061728473, 1551756999, 6724280329, 20172840987]

約数ペア:

[(1, 20172840987), (3, 6724280329), (13, 1551756999), (19, 1061728473), (39, 517252333), (57, 353909491), (169, 119365923), (247, 81671421), (507, 39788641), (741, 27223807), (3211, 6282417), (9633, 2094139)]