18587259

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 10443141

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 279, 419, 477, 837, 1257, 1431, 1643, 3771, 4929, 11313, 12989, 14787, 22207, 38967, 44361, 66621, 116901, 199863, 350703, 599589, 688417, 2065251, 6195753, 18587259]

約数ペア:

[(1, 18587259), (3, 6195753), (9, 2065251), (27, 688417), (31, 599589), (53, 350703), (93, 199863), (159, 116901), (279, 66621), (419, 44361), (477, 38967), (837, 22207), (1257, 14787), (1431, 12989), (1643, 11313), (3771, 4929)]