20287058

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40093}}^1$

素因数の和:40129

約数の個数: 16

約数和(自身を含む): 34641216

約数和(自身を除く): 14354158

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40093, 80186, 441023, 882046, 922139, 1844278, 10143529, 20287058]

約数ペア:

[(1, 20287058), (2, 10143529), (11, 1844278), (22, 922139), (23, 882046), (46, 441023), (253, 80186), (506, 40093)]