20263828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16943}}^1$

素因数の和:16983

約数の個数: 24

約数和(自身を含む): 39852288

約数和(自身を除く): 19588460

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 16943, 33886, 67772, 220259, 389689, 440518, 779378, 881036, 1558756, 5065957, 10131914, 20263828]

約数ペア:

[(1, 20263828), (2, 10131914), (4, 5065957), (13, 1558756), (23, 881036), (26, 779378), (46, 440518), (52, 389689), (92, 220259), (299, 67772), (598, 33886), (1196, 16943)]