20017598

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4861}}^1$

素因数の和:4963

約数の個数: 16

約数和(自身を含む): 31505760

約数和(自身を除く): 11488162

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 4861, 9722, 140969, 281938, 345131, 690262, 10008799, 20017598]

約数ペア:

[(1, 20017598), (2, 10008799), (29, 690262), (58, 345131), (71, 281938), (142, 140969), (2059, 9722), (4118, 4861)]