20810361376

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{6991}}^1$

素因数の和:7242

約数の個数: 96

約数和(自身を含む): 47658143232

約数和(自身を除く): 26847781856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 137, 194, 224, 274, 388, 548, 679, 776, 959, 1096, 1358, 1552, 1918, 2192, 2716, 3104, 3836, 4384, 5432, 6991, 7672, 10864, 13289, 13982, 15344, 21728, 26578, 27964, 30688, 48937, 53156, 55928, 93023, 97874, 106312, 111856, 186046, 195748, 212624, 223712, 372092, 391496, 425248, 678127, 744184, 782992, 957767, 1356254, 1488368, 1565984, 1915534, 2712508, 2976736, 3831068, 4746889, 5425016, 6704369, 7662136, 9493778, 10850032, 13408738, 15324272, 18987556, 21700064, 26817476, 30648544, 37975112, 53634952, 75950224, 92903399, 107269904, 151900448, 185806798, 214539808, 371613596, 650323793, 743227192, 1300647586, 1486454384, 2601295172, 2972908768, 5202590344, 10405180688, 20810361376]

約数ペア:

[(1, 20810361376), (2, 10405180688), (4, 5202590344), (7, 2972908768), (8, 2601295172), (14, 1486454384), (16, 1300647586), (28, 743227192), (32, 650323793), (56, 371613596), (97, 214539808), (112, 185806798), (137, 151900448), (194, 107269904), (224, 92903399), (274, 75950224), (388, 53634952), (548, 37975112), (679, 30648544), (776, 26817476), (959, 21700064), (1096, 18987556), (1358, 15324272), (1552, 13408738), (1918, 10850032), (2192, 9493778), (2716, 7662136), (3104, 6704369), (3836, 5425016), (4384, 4746889), (5432, 3831068), (6991, 2976736), (7672, 2712508), (10864, 1915534), (13289, 1565984), (13982, 1488368), (15344, 1356254), (21728, 957767), (26578, 782992), (27964, 744184), (30688, 678127), (48937, 425248), (53156, 391496), (55928, 372092), (93023, 223712), (97874, 212624), (106312, 195748), (111856, 186046)]