20263412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1123}}^1$

素因数の和:1487

約数の個数: 24

約数和(自身を含む): 38332896

約数和(自身を除く): 18069484

約数列:

[1, 2, 4, 13, 26, 52, 347, 694, 1123, 1388, 2246, 4492, 4511, 9022, 14599, 18044, 29198, 58396, 389681, 779362, 1558724, 5065853, 10131706, 20263412]

約数ペア:

[(1, 20263412), (2, 10131706), (4, 5065853), (13, 1558724), (26, 779362), (52, 389681), (347, 58396), (694, 29198), (1123, 18044), (1388, 14599), (2246, 9022), (4492, 4511)]