20256442

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4919}}^1$

素因数の和:5021

約数の個数: 16

約数和(自身を含む): 31881600

約数和(自身を除く): 11625158

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 4919, 9838, 142651, 285302, 349249, 698498, 10128221, 20256442]

約数ペア:

[(1, 20256442), (2, 10128221), (29, 698498), (58, 349249), (71, 285302), (142, 142651), (2059, 9838), (4118, 4919)]