20239999728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{521}}^1\times {\mathrm{4789}}^1$

素因数の和:5347

約数の個数: 120

約数和(自身を含む): 56738622960

約数和(自身を除く): 36498623232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 169, 208, 312, 338, 507, 521, 624, 676, 1014, 1042, 1352, 1563, 2028, 2084, 2704, 3126, 4056, 4168, 4789, 6252, 6773, 8112, 8336, 9578, 12504, 13546, 14367, 19156, 20319, 25008, 27092, 28734, 38312, 40638, 54184, 57468, 62257, 76624, 81276, 88049, 108368, 114936, 124514, 162552, 176098, 186771, 229872, 249028, 264147, 325104, 352196, 373542, 498056, 528294, 704392, 747084, 809341, 996112, 1056588, 1408784, 1494168, 1618682, 2113176, 2428023, 2495069, 2988336, 3237364, 4226352, 4856046, 4990138, 6474728, 7485207, 9712092, 9980276, 12949456, 14970414, 19424184, 19960552, 29940828, 32435897, 38848368, 39921104, 59881656, 64871794, 97307691, 119763312, 129743588, 194615382, 259487176, 389230764, 421666661, 518974352, 778461528, 843333322, 1264999983, 1556923056, 1686666644, 2529999966, 3373333288, 5059999932, 6746666576, 10119999864, 20239999728]

約数ペア:

[(1, 20239999728), (2, 10119999864), (3, 6746666576), (4, 5059999932), (6, 3373333288), (8, 2529999966), (12, 1686666644), (13, 1556923056), (16, 1264999983), (24, 843333322), (26, 778461528), (39, 518974352), (48, 421666661), (52, 389230764), (78, 259487176), (104, 194615382), (156, 129743588), (169, 119763312), (208, 97307691), (312, 64871794), (338, 59881656), (507, 39921104), (521, 38848368), (624, 32435897), (676, 29940828), (1014, 19960552), (1042, 19424184), (1352, 14970414), (1563, 12949456), (2028, 9980276), (2084, 9712092), (2704, 7485207), (3126, 6474728), (4056, 4990138), (4168, 4856046), (4789, 4226352), (6252, 3237364), (6773, 2988336), (8112, 2495069), (8336, 2428023), (9578, 2113176), (12504, 1618682), (13546, 1494168), (14367, 1408784), (19156, 1056588), (20319, 996112), (25008, 809341), (27092, 747084), (28734, 704392), (38312, 528294), (40638, 498056), (54184, 373542), (57468, 352196), (62257, 325104), (76624, 264147), (81276, 249028), (88049, 229872), (108368, 186771), (114936, 176098), (124514, 162552)]