20149280512

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1663}}^1$

素因数の和:1798

約数の個数: 144

約数和(自身を含む): 44079759360

約数和(自身を除く): 23930478848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 53, 64, 76, 94, 106, 128, 152, 188, 212, 256, 304, 376, 424, 608, 752, 848, 893, 1007, 1216, 1504, 1663, 1696, 1786, 2014, 2432, 2491, 3008, 3326, 3392, 3572, 4028, 4864, 4982, 6016, 6652, 6784, 7144, 8056, 9964, 12032, 13304, 13568, 14288, 16112, 19928, 26608, 28576, 31597, 32224, 39856, 47329, 53216, 57152, 63194, 64448, 78161, 79712, 88139, 94658, 106432, 114304, 126388, 128896, 156322, 159424, 176278, 189316, 212864, 228608, 252776, 257792, 312644, 318848, 352556, 378632, 425728, 505552, 625288, 637696, 705112, 757264, 1011104, 1250576, 1410224, 1485059, 1514528, 1674641, 2022208, 2501152, 2820448, 2970118, 3029056, 3349282, 4044416, 4142533, 5002304, 5640896, 5940236, 6058112, 6698564, 8088832, 8285066, 10004608, 11281792, 11880472, 12116224, 13397128, 16570132, 20009216, 22563584, 23760944, 26794256, 33140264, 47521888, 53588512, 66280528, 78708127, 95043776, 107177024, 132561056, 157416254, 190087552, 214354048, 265122112, 314832508, 380175104, 428708096, 530244224, 629665016, 1060488448, 1259330032, 2518660064, 5037320128, 10074640256, 20149280512]

約数ペア:

[(1, 20149280512), (2, 10074640256), (4, 5037320128), (8, 2518660064), (16, 1259330032), (19, 1060488448), (32, 629665016), (38, 530244224), (47, 428708096), (53, 380175104), (64, 314832508), (76, 265122112), (94, 214354048), (106, 190087552), (128, 157416254), (152, 132561056), (188, 107177024), (212, 95043776), (256, 78708127), (304, 66280528), (376, 53588512), (424, 47521888), (608, 33140264), (752, 26794256), (848, 23760944), (893, 22563584), (1007, 20009216), (1216, 16570132), (1504, 13397128), (1663, 12116224), (1696, 11880472), (1786, 11281792), (2014, 10004608), (2432, 8285066), (2491, 8088832), (3008, 6698564), (3326, 6058112), (3392, 5940236), (3572, 5640896), (4028, 5002304), (4864, 4142533), (4982, 4044416), (6016, 3349282), (6652, 3029056), (6784, 2970118), (7144, 2820448), (8056, 2501152), (9964, 2022208), (12032, 1674641), (13304, 1514528), (13568, 1485059), (14288, 1410224), (16112, 1250576), (19928, 1011104), (26608, 757264), (28576, 705112), (31597, 637696), (32224, 625288), (39856, 505552), (47329, 425728), (53216, 378632), (57152, 352556), (63194, 318848), (64448, 312644), (78161, 257792), (79712, 252776), (88139, 228608), (94658, 212864), (106432, 189316), (114304, 176278), (126388, 159424), (128896, 156322)]