20431812

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{23981}}^1$

素因数の和:24059

約数の個数: 24

約数和(自身を含む): 48347712

約数和(自身を除く): 27915900

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 23981, 47962, 71943, 95924, 143886, 287772, 1702651, 3405302, 5107953, 6810604, 10215906, 20431812]

約数ペア:

[(1, 20431812), (2, 10215906), (3, 6810604), (4, 5107953), (6, 3405302), (12, 1702651), (71, 287772), (142, 143886), (213, 95924), (284, 71943), (426, 47962), (852, 23981)]