54139408

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{78691}}^1$

素因数の和:78742

約数の個数: 20

約数和(自身を含む): 107335888

約数和(自身を除く): 53196480

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 78691, 157382, 314764, 629528, 1259056, 3383713, 6767426, 13534852, 27069704, 54139408]

約数ペア:

[(1, 54139408), (2, 27069704), (4, 13534852), (8, 6767426), (16, 3383713), (43, 1259056), (86, 629528), (172, 314764), (344, 157382), (688, 78691)]