19906438512

素因数分解:

$2^4\times 3^1\times {\mathrm{317}}^1\times {\mathrm{859}}^1\times {\mathrm{1523}}^1$

素因数の和:2710

約数の個数: 80

約数和(自身を含む): 51681156480

約数和(自身を除く): 31774717968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 317, 634, 859, 951, 1268, 1523, 1718, 1902, 2536, 2577, 3046, 3436, 3804, 4569, 5072, 5154, 6092, 6872, 7608, 9138, 10308, 12184, 13744, 15216, 18276, 20616, 24368, 36552, 41232, 73104, 272303, 482791, 544606, 816909, 965582, 1089212, 1308257, 1448373, 1633818, 1931164, 2178424, 2616514, 2896746, 3267636, 3862328, 3924771, 4356848, 5233028, 5793492, 6535272, 7724656, 7849542, 10466056, 11586984, 13070544, 15699084, 20932112, 23173968, 31398168, 62796336, 414717469, 829434938, 1244152407, 1658869876, 2488304814, 3317739752, 4976609628, 6635479504, 9953219256, 19906438512]

約数ペア:

[(1, 19906438512), (2, 9953219256), (3, 6635479504), (4, 4976609628), (6, 3317739752), (8, 2488304814), (12, 1658869876), (16, 1244152407), (24, 829434938), (48, 414717469), (317, 62796336), (634, 31398168), (859, 23173968), (951, 20932112), (1268, 15699084), (1523, 13070544), (1718, 11586984), (1902, 10466056), (2536, 7849542), (2577, 7724656), (3046, 6535272), (3436, 5793492), (3804, 5233028), (4569, 4356848), (5072, 3924771), (5154, 3862328), (6092, 3267636), (6872, 2896746), (7608, 2616514), (9138, 2178424), (10308, 1931164), (12184, 1633818), (13744, 1448373), (15216, 1308257), (18276, 1089212), (20616, 965582), (24368, 816909), (36552, 544606), (41232, 482791), (73104, 272303)]