74140144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{356443}}^1$

素因数の和:356464

約数の個数: 20

約数和(自身を含む): 154696696

約数和(自身を除く): 80556552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 356443, 712886, 1425772, 2851544, 4633759, 5703088, 9267518, 18535036, 37070072, 74140144]

約数ペア:

[(1, 74140144), (2, 37070072), (4, 18535036), (8, 9267518), (13, 5703088), (16, 4633759), (26, 2851544), (52, 1425772), (104, 712886), (208, 356443)]