20276648

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 49377600

約数和(自身を除く): 29100952

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 59, 68, 76, 118, 119, 133, 136, 152, 236, 238, 266, 323, 361, 413, 472, 476, 532, 646, 722, 826, 952, 1003, 1064, 1121, 1292, 1444, 1652, 2006, 2242, 2261, 2527, 2584, 2888, 3304, 4012, 4484, 4522, 5054, 6137, 7021, 7847, 8024, 8968, 9044, 10108, 12274, 14042, 15694, 18088, 19057, 20216, 21299, 24548, 28084, 31388, 38114, 42598, 42959, 49096, 56168, 62776, 76228, 85196, 85918, 133399, 149093, 152456, 170392, 171836, 266798, 298186, 343672, 362083, 533596, 596372, 724166, 1067192, 1192744, 1448332, 2534581, 2896664, 5069162, 10138324, 20276648]

約数ペア:

[(1, 20276648), (2, 10138324), (4, 5069162), (7, 2896664), (8, 2534581), (14, 1448332), (17, 1192744), (19, 1067192), (28, 724166), (34, 596372), (38, 533596), (56, 362083), (59, 343672), (68, 298186), (76, 266798), (118, 171836), (119, 170392), (133, 152456), (136, 149093), (152, 133399), (236, 85918), (238, 85196), (266, 76228), (323, 62776), (361, 56168), (413, 49096), (472, 42959), (476, 42598), (532, 38114), (646, 31388), (722, 28084), (826, 24548), (952, 21299), (1003, 20216), (1064, 19057), (1121, 18088), (1292, 15694), (1444, 14042), (1652, 12274), (2006, 10108), (2242, 9044), (2261, 8968), (2527, 8024), (2584, 7847), (2888, 7021), (3304, 6137), (4012, 5054), (4484, 4522)]