18229581

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 27396096

約数和(自身を除く): 9166515

約数列:

[1, 3, 9, 31, 93, 223, 279, 293, 669, 879, 2007, 2637, 6913, 9083, 20739, 27249, 62217, 65339, 81747, 196017, 588051, 2025509, 6076527, 18229581]

約数ペア:

[(1, 18229581), (3, 6076527), (9, 2025509), (31, 588051), (93, 196017), (223, 81747), (279, 65339), (293, 62217), (669, 27249), (879, 20739), (2007, 9083), (2637, 6913)]