20906514

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{27011}}^1$

素因数の和:27062

約数の個数: 24

約数和(自身を含む): 46352592

約数和(自身を除く): 25446078

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 27011, 54022, 81033, 162066, 243099, 486198, 1161473, 2322946, 3484419, 6968838, 10453257, 20906514]

約数ペア:

[(1, 20906514), (2, 10453257), (3, 6968838), (6, 3484419), (9, 2322946), (18, 1161473), (43, 486198), (86, 243099), (129, 162066), (258, 81033), (387, 54022), (774, 27011)]