20440962

素因数分解:

$2^1\times 3^2\times {\mathrm{881}}^1\times {\mathrm{1289}}^1$

素因数の和:2178

約数の個数: 24

約数和(自身を含む): 44373420

約数和(自身を除く): 23932458

約数列:

[1, 2, 3, 6, 9, 18, 881, 1289, 1762, 2578, 2643, 3867, 5286, 7734, 7929, 11601, 15858, 23202, 1135609, 2271218, 3406827, 6813654, 10220481, 20440962]

約数ペア:

[(1, 20440962), (2, 10220481), (3, 6813654), (6, 3406827), (9, 2271218), (18, 1135609), (881, 23202), (1289, 15858), (1762, 11601), (2578, 7929), (2643, 7734), (3867, 5286)]