20692810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66751}}^1$

素因数の和:66789

約数の個数: 16

約数和(自身を含む): 38449152

約数和(自身を除く): 17756342

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 66751, 133502, 333755, 667510, 2069281, 4138562, 10346405, 20692810]

約数ペア:

[(1, 20692810), (2, 10346405), (5, 4138562), (10, 2069281), (31, 667510), (62, 333755), (155, 133502), (310, 66751)]