20447416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{232357}}^1$

素因数の和:232374

約数の個数: 16

約数和(自身を含む): 41824440

約数和(自身を除く): 21377024

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 232357, 464714, 929428, 1858856, 2555927, 5111854, 10223708, 20447416]

約数ペア:

[(1, 20447416), (2, 10223708), (4, 5111854), (8, 2555927), (11, 1858856), (22, 929428), (44, 464714), (88, 232357)]