20929974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{20641}}^1$

素因数の和:20672

約数の個数: 24

約数和(自身を含む): 45329832

約数和(自身を除く): 24399858

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 20641, 41282, 61923, 123846, 268333, 536666, 804999, 1609998, 3488329, 6976658, 10464987, 20929974]

約数ペア:

[(1, 20929974), (2, 10464987), (3, 6976658), (6, 3488329), (13, 1609998), (26, 804999), (39, 536666), (78, 268333), (169, 123846), (338, 61923), (507, 41282), (1014, 20641)]