19672893

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 30528576

約数和(自身を除く): 10855683

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 1811, 3621, 5433, 10863, 16299, 30787, 92361, 128581, 277083, 385743, 1157229, 2185877, 6557631, 19672893]

約数ペア:

[(1, 19672893), (3, 6557631), (9, 2185877), (17, 1157229), (51, 385743), (71, 277083), (153, 128581), (213, 92361), (639, 30787), (1207, 16299), (1811, 10863), (3621, 5433)]