20838046

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{3259}}^1$

素因数の和:3423

約数の個数: 16

約数和(自身を含む): 32860800

約数和(自身を除く): 12022754

約数列:

[1, 2, 23, 46, 139, 278, 3197, 3259, 6394, 6518, 74957, 149914, 453001, 906002, 10419023, 20838046]

約数ペア:

[(1, 20838046), (2, 10419023), (23, 906002), (46, 453001), (139, 149914), (278, 74957), (3197, 6518), (3259, 6394)]