20187780238

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{3607}}^1\times {\mathrm{35423}}^1$

素因数の和:39111

約数の個数: 16

約数和(自身を含む): 30674350080

約数和(自身を除く): 10486569842

約数列:

[1, 2, 79, 158, 3607, 7214, 35423, 70846, 284953, 569906, 2798417, 5596834, 127770761, 255541522, 10093890119, 20187780238]

約数ペア:

[(1, 20187780238), (2, 10093890119), (79, 255541522), (158, 127770761), (3607, 5596834), (7214, 2798417), (35423, 569906), (70846, 284953)]