19291265138

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1\times {\mathrm{289129}}^1$

素因数の和:289661

約数の個数: 16

約数和(自身を含む): 29397581880

約数和(自身を除く): 10106316742

約数列:

[1, 2, 73, 146, 457, 914, 33361, 66722, 289129, 578258, 21106417, 42212834, 132131953, 264263906, 9645632569, 19291265138]

約数ペア:

[(1, 19291265138), (2, 9645632569), (73, 264263906), (146, 132131953), (457, 42212834), (914, 21106417), (33361, 578258), (66722, 289129)]