19796616224

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{2203}}^1$

素因数の和:2759

約数の個数: 144

約数和(自身を含む): 49576828896

約数和(自身を除く): 29780212672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 521, 539, 616, 784, 1042, 1078, 1232, 1568, 2084, 2156, 2203, 2464, 3647, 4168, 4312, 4406, 5731, 7294, 8336, 8624, 8812, 11462, 14588, 15421, 16672, 17248, 17624, 22924, 24233, 25529, 29176, 30842, 35248, 40117, 45848, 48466, 51058, 58352, 61684, 70496, 80234, 91696, 96932, 102116, 107947, 116704, 123368, 160468, 169631, 183392, 193864, 204232, 215894, 246736, 280819, 320936, 339262, 387728, 408464, 431788, 493472, 561638, 641872, 678524, 775456, 816928, 863576, 1123276, 1147763, 1187417, 1283744, 1357048, 1727152, 2246552, 2295526, 2374834, 2714096, 3454304, 4493104, 4591052, 4749668, 5428192, 8034341, 8986208, 9182104, 9499336, 12625393, 16068682, 18364208, 18998672, 25250786, 32137364, 36728416, 37997344, 50501572, 56240387, 64274728, 88377751, 101003144, 112480774, 128549456, 176755502, 202006288, 224961548, 257098912, 353511004, 404012576, 449923096, 618644257, 707022008, 899846192, 1237288514, 1414044016, 1799692384, 2474577028, 2828088032, 4949154056, 9898308112, 19796616224]

約数ペア:

[(1, 19796616224), (2, 9898308112), (4, 4949154056), (7, 2828088032), (8, 2474577028), (11, 1799692384), (14, 1414044016), (16, 1237288514), (22, 899846192), (28, 707022008), (32, 618644257), (44, 449923096), (49, 404012576), (56, 353511004), (77, 257098912), (88, 224961548), (98, 202006288), (112, 176755502), (154, 128549456), (176, 112480774), (196, 101003144), (224, 88377751), (308, 64274728), (352, 56240387), (392, 50501572), (521, 37997344), (539, 36728416), (616, 32137364), (784, 25250786), (1042, 18998672), (1078, 18364208), (1232, 16068682), (1568, 12625393), (2084, 9499336), (2156, 9182104), (2203, 8986208), (2464, 8034341), (3647, 5428192), (4168, 4749668), (4312, 4591052), (4406, 4493104), (5731, 3454304), (7294, 2714096), (8336, 2374834), (8624, 2295526), (8812, 2246552), (11462, 1727152), (14588, 1357048), (15421, 1283744), (16672, 1187417), (17248, 1147763), (17624, 1123276), (22924, 863576), (24233, 816928), (25529, 775456), (29176, 678524), (30842, 641872), (35248, 561638), (40117, 493472), (45848, 431788), (48466, 408464), (51058, 387728), (58352, 339262), (61684, 320936), (70496, 280819), (80234, 246736), (91696, 215894), (96932, 204232), (102116, 193864), (107947, 183392), (116704, 169631), (123368, 160468)]