20408982

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10663}}^1$

素因数の和:10708

約数の個数: 32

約数和(自身を含む): 46068480

約数和(自身を除く): 25659498

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10663, 21326, 31989, 63978, 117293, 234586, 309227, 351879, 618454, 703758, 927681, 1855362, 3401497, 6802994, 10204491, 20408982]

約数ペア:

[(1, 20408982), (2, 10204491), (3, 6802994), (6, 3401497), (11, 1855362), (22, 927681), (29, 703758), (33, 618454), (58, 351879), (66, 309227), (87, 234586), (174, 117293), (319, 63978), (638, 31989), (957, 21326), (1914, 10663)]