19229072

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{16927}}^1$

素因数の和:17006

約数の個数: 20

約数和(自身を含む): 37783296

約数和(自身を除く): 18554224

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 16927, 33854, 67708, 135416, 270832, 1201817, 2403634, 4807268, 9614536, 19229072]

約数ペア:

[(1, 19229072), (2, 9614536), (4, 4807268), (8, 2403634), (16, 1201817), (71, 270832), (142, 135416), (284, 67708), (568, 33854), (1136, 16927)]