19685104

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26177}}^1$

素因数の和:26232

約数の個数: 20

約数和(自身を含む): 38952864

約数和(自身を除く): 19267760

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26177, 52354, 104708, 209416, 418832, 1230319, 2460638, 4921276, 9842552, 19685104]

約数ペア:

[(1, 19685104), (2, 9842552), (4, 4921276), (8, 2460638), (16, 1230319), (47, 418832), (94, 209416), (188, 104708), (376, 52354), (752, 26177)]