20328170

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{54941}}^1$

素因数の和:54985

約数の個数: 16

約数和(自身を含む): 37580328

約数和(自身を除く): 17252158

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 54941, 109882, 274705, 549410, 2032817, 4065634, 10164085, 20328170]

約数ペア:

[(1, 20328170), (2, 10164085), (5, 4065634), (10, 2032817), (37, 549410), (74, 274705), (185, 109882), (370, 54941)]