20525964

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39779}}^1$

素因数の和:39829

約数の個数: 24

約数和(自身を含む): 49008960

約数和(自身を除く): 28482996

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39779, 79558, 119337, 159116, 238674, 477348, 1710497, 3420994, 5131491, 6841988, 10262982, 20525964]

約数ペア:

[(1, 20525964), (2, 10262982), (3, 6841988), (4, 5131491), (6, 3420994), (12, 1710497), (43, 477348), (86, 238674), (129, 159116), (172, 119337), (258, 79558), (516, 39779)]