19987824

素因数分解:

$2^4\times 3^1\times {\mathrm{416413}}^1$

素因数の和:416424

約数の個数: 20

約数和(自身を含む): 51635336

約数和(自身を除く): 31647512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 416413, 832826, 1249239, 1665652, 2498478, 3331304, 4996956, 6662608, 9993912, 19987824]

約数ペア:

[(1, 19987824), (2, 9993912), (3, 6662608), (4, 4996956), (6, 3331304), (8, 2498478), (12, 1665652), (16, 1249239), (24, 832826), (48, 416413)]