20045146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 34183296

約数和(自身を除く): 14138150

約数列:

[1, 2, 11, 22, 41, 71, 82, 142, 313, 451, 626, 781, 902, 1562, 2911, 3443, 5822, 6886, 12833, 22223, 25666, 32021, 44446, 64042, 141163, 244453, 282326, 488906, 911143, 1822286, 10022573, 20045146]

約数ペア:

[(1, 20045146), (2, 10022573), (11, 1822286), (22, 911143), (41, 488906), (71, 282326), (82, 244453), (142, 141163), (313, 64042), (451, 44446), (626, 32021), (781, 25666), (902, 22223), (1562, 12833), (2911, 6886), (3443, 5822)]