20408935942

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1\times {\mathrm{295123}}^1$

素因数の和:295683

約数の個数: 16

約数和(自身を含む): 31108430592

約数和(自身を除く): 10699494650

約数列:

[1, 2, 71, 142, 487, 974, 34577, 69154, 295123, 590246, 20953733, 41907466, 143724901, 287449802, 10204467971, 20408935942]

約数ペア:

[(1, 20408935942), (2, 10204467971), (71, 287449802), (142, 143724901), (487, 41907466), (974, 20953733), (34577, 590246), (69154, 295123)]