18689253

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 28684800

約数和(自身を除く): 9995547

約数列:

[1, 3, 11, 29, 33, 59, 87, 177, 319, 331, 649, 957, 993, 1711, 1947, 3641, 5133, 9599, 10923, 18821, 19529, 28797, 56463, 58587, 105589, 214819, 316767, 566341, 644457, 1699023, 6229751, 18689253]

約数ペア:

[(1, 18689253), (3, 6229751), (11, 1699023), (29, 644457), (33, 566341), (59, 316767), (87, 214819), (177, 105589), (319, 58587), (331, 56463), (649, 28797), (957, 19529), (993, 18821), (1711, 10923), (1947, 9599), (3641, 5133)]