20896132

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:915

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 16601468

約数列:

[1, 2, 4, 79, 89, 158, 178, 316, 356, 743, 1486, 2972, 7031, 14062, 28124, 58697, 66127, 117394, 132254, 234788, 264508, 5224033, 10448066, 20896132]

約数ペア:

[(1, 20896132), (2, 10448066), (4, 5224033), (79, 264508), (89, 234788), (158, 132254), (178, 117394), (316, 66127), (356, 58697), (743, 28124), (1486, 14062), (2972, 7031)]