20308398

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{2543}}^1$

素因数の和:2581

約数の個数: 32

約数和(自身を含む): 44692992

約数和(自身を除く): 24384594

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 1331, 2543, 2662, 3993, 5086, 7629, 7986, 15258, 27973, 55946, 83919, 167838, 307703, 615406, 923109, 1846218, 3384733, 6769466, 10154199, 20308398]

約数ペア:

[(1, 20308398), (2, 10154199), (3, 6769466), (6, 3384733), (11, 1846218), (22, 923109), (33, 615406), (66, 307703), (121, 167838), (242, 83919), (363, 55946), (726, 27973), (1331, 15258), (2543, 7986), (2662, 7629), (3993, 5086)]