20929006

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 38817792

約数和(自身を除く): 17888786

約数列:

[1, 2, 7, 14, 17, 34, 47, 94, 119, 238, 329, 658, 799, 1598, 1871, 3742, 5593, 11186, 13097, 26194, 31807, 63614, 87937, 175874, 222649, 445298, 615559, 1231118, 1494929, 2989858, 10464503, 20929006]

約数ペア:

[(1, 20929006), (2, 10464503), (7, 2989858), (14, 1494929), (17, 1231118), (34, 615559), (47, 445298), (94, 222649), (119, 175874), (238, 87937), (329, 63614), (658, 31807), (799, 26194), (1598, 13097), (1871, 11186), (3742, 5593)]