20807540016

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{63311}}^1$

素因数の和:63530

約数の個数: 80

約数和(自身を含む): 55394454528

約数和(自身を除く): 34586914512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 167, 246, 328, 334, 492, 501, 656, 668, 984, 1002, 1336, 1968, 2004, 2672, 4008, 6847, 8016, 13694, 20541, 27388, 41082, 54776, 63311, 82164, 109552, 126622, 164328, 189933, 253244, 328656, 379866, 506488, 759732, 1012976, 1519464, 2595751, 3038928, 5191502, 7787253, 10383004, 10572937, 15574506, 20766008, 21145874, 31149012, 31718811, 41532016, 42291748, 62298024, 63437622, 84583496, 124596048, 126875244, 169166992, 253750488, 433490417, 507500976, 866980834, 1300471251, 1733961668, 2600942502, 3467923336, 5201885004, 6935846672, 10403770008, 20807540016]

約数ペア:

[(1, 20807540016), (2, 10403770008), (3, 6935846672), (4, 5201885004), (6, 3467923336), (8, 2600942502), (12, 1733961668), (16, 1300471251), (24, 866980834), (41, 507500976), (48, 433490417), (82, 253750488), (123, 169166992), (164, 126875244), (167, 124596048), (246, 84583496), (328, 63437622), (334, 62298024), (492, 42291748), (501, 41532016), (656, 31718811), (668, 31149012), (984, 21145874), (1002, 20766008), (1336, 15574506), (1968, 10572937), (2004, 10383004), (2672, 7787253), (4008, 5191502), (6847, 3038928), (8016, 2595751), (13694, 1519464), (20541, 1012976), (27388, 759732), (41082, 506488), (54776, 379866), (63311, 328656), (82164, 253244), (109552, 189933), (126622, 164328)]