18328899

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{461}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 25391520

約数和(自身を除く): 7062621

約数列:

[1, 3, 29, 87, 457, 461, 1371, 1383, 13253, 13369, 39759, 40107, 210677, 632031, 6109633, 18328899]

約数ペア:

[(1, 18328899), (3, 6109633), (29, 632031), (87, 210677), (457, 40107), (461, 39759), (1371, 13369), (1383, 13253)]