20318774

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1447}}^1$

素因数の和:1532

約数の個数: 32

約数和(自身を含む): 37532160

約数和(自身を除く): 17213386

約数列:

[1, 2, 7, 14, 17, 34, 59, 118, 119, 238, 413, 826, 1003, 1447, 2006, 2894, 7021, 10129, 14042, 20258, 24599, 49198, 85373, 170746, 172193, 344386, 597611, 1195222, 1451341, 2902682, 10159387, 20318774]

約数ペア:

[(1, 20318774), (2, 10159387), (7, 2902682), (14, 1451341), (17, 1195222), (34, 597611), (59, 344386), (118, 172193), (119, 170746), (238, 85373), (413, 49198), (826, 24599), (1003, 20258), (1447, 14042), (2006, 10129), (2894, 7021)]