20352479

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 24076800

約数和(自身を除く): 3724321

約数列:

[1, 7, 37, 179, 259, 439, 1253, 3073, 6623, 16243, 46361, 78581, 113701, 550067, 2907497, 20352479]

約数ペア:

[(1, 20352479), (7, 2907497), (37, 550067), (179, 113701), (259, 78581), (439, 46361), (1253, 16243), (3073, 6623)]