18952323

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{173}}^1$

素因数の和:295

約数の個数: 24

約数和(自身を含む): 27897072

約数和(自身を除く): 8944749

約数列:

[1, 3, 13, 39, 53, 159, 173, 519, 689, 2067, 2249, 2809, 6747, 8427, 9169, 27507, 36517, 109551, 119197, 357591, 485957, 1457871, 6317441, 18952323]

約数ペア:

[(1, 18952323), (3, 6317441), (13, 1457871), (39, 485957), (53, 357591), (159, 119197), (173, 109551), (519, 36517), (689, 27507), (2067, 9169), (2249, 8427), (2809, 6747)]