20633716

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 19585484

約数列:

[1, 2, 4, 17, 34, 37, 59, 68, 74, 118, 139, 148, 236, 278, 556, 629, 1003, 1258, 2006, 2183, 2363, 2516, 4012, 4366, 4726, 5143, 8201, 8732, 9452, 10286, 16402, 20572, 32804, 37111, 74222, 87431, 139417, 148444, 174862, 278834, 303437, 349724, 557668, 606874, 1213748, 5158429, 10316858, 20633716]

約数ペア:

[(1, 20633716), (2, 10316858), (4, 5158429), (17, 1213748), (34, 606874), (37, 557668), (59, 349724), (68, 303437), (74, 278834), (118, 174862), (139, 148444), (148, 139417), (236, 87431), (278, 74222), (556, 37111), (629, 32804), (1003, 20572), (1258, 16402), (2006, 10286), (2183, 9452), (2363, 8732), (2516, 8201), (4012, 5143), (4366, 4726)]