20405510277

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{9539743}}^1$

素因数の和:9539800

約数の個数: 16

約数和(自身を含む): 29306093568

約数和(自身を除く): 8900583291

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 9539743, 28619229, 219414089, 295732033, 658242267, 887196099, 6801836759, 20405510277]

約数ペア:

[(1, 20405510277), (3, 6801836759), (23, 887196099), (31, 658242267), (69, 295732033), (93, 219414089), (713, 28619229), (2139, 9539743)]