18948765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 33892992

約数和(自身を除く): 14944227

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 123, 165, 205, 451, 615, 1353, 2255, 2801, 6765, 8403, 14005, 30811, 42015, 92433, 114841, 154055, 344523, 462165, 574205, 1263251, 1722615, 3789753, 6316255, 18948765]

約数ペア:

[(1, 18948765), (3, 6316255), (5, 3789753), (11, 1722615), (15, 1263251), (33, 574205), (41, 462165), (55, 344523), (123, 154055), (165, 114841), (205, 92433), (451, 42015), (615, 30811), (1353, 14005), (2255, 8403), (2801, 6765)]