18810285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5077}}^1$

素因数の和:5117

約数の個数: 32

約数和(自身を含む): 34124160

約数和(自身を除く): 15313875

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 5077, 15231, 25385, 66001, 76155, 96463, 198003, 289389, 330005, 482315, 990015, 1254019, 1446945, 3762057, 6270095, 18810285]

約数ペア:

[(1, 18810285), (3, 6270095), (5, 3762057), (13, 1446945), (15, 1254019), (19, 990015), (39, 482315), (57, 330005), (65, 289389), (95, 198003), (195, 96463), (247, 76155), (285, 66001), (741, 25385), (1235, 15231), (3705, 5077)]