20118054159

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{15679}}^1$

素因数の和:15802

約数の個数: 80

約数和(自身を含む): 35942072320

約数和(自身を除く): 15824018161

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 73, 81, 93, 189, 217, 219, 279, 511, 567, 651, 657, 837, 1533, 1953, 1971, 2263, 2511, 4599, 5859, 5913, 6789, 13797, 15679, 15841, 17577, 20367, 41391, 47037, 47523, 61101, 109753, 141111, 142569, 183303, 329259, 423333, 427707, 486049, 987777, 1144567, 1269999, 1283121, 1458147, 2963331, 3402343, 3433701, 4374441, 8011969, 8889993, 10207029, 10301103, 13123323, 24035907, 30621087, 30903309, 35481577, 39369969, 72107721, 91863261, 92709927, 106444731, 216323163, 248371039, 275589783, 319334193, 648969489, 745113117, 958002579, 2235339351, 2874007737, 6706018053, 20118054159]

約数ペア:

[(1, 20118054159), (3, 6706018053), (7, 2874007737), (9, 2235339351), (21, 958002579), (27, 745113117), (31, 648969489), (63, 319334193), (73, 275589783), (81, 248371039), (93, 216323163), (189, 106444731), (217, 92709927), (219, 91863261), (279, 72107721), (511, 39369969), (567, 35481577), (651, 30903309), (657, 30621087), (837, 24035907), (1533, 13123323), (1953, 10301103), (1971, 10207029), (2263, 8889993), (2511, 8011969), (4599, 4374441), (5859, 3433701), (5913, 3402343), (6789, 2963331), (13797, 1458147), (15679, 1283121), (15841, 1269999), (17577, 1144567), (20367, 987777), (41391, 486049), (47037, 427707), (47523, 423333), (61101, 329259), (109753, 183303), (141111, 142569)]