19828479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8231}}^1$

素因数の和:8318

約数の個数: 16

約数和(自身を含む): 29240064

約数和(自身を除く): 9411585

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 8231, 24693, 90541, 271623, 600863, 1802589, 6609493, 19828479]

約数ペア:

[(1, 19828479), (3, 6609493), (11, 1802589), (33, 600863), (73, 271623), (219, 90541), (803, 24693), (2409, 8231)]