20210364856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{619}}^1\times {\mathrm{1193}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 41574124800

約数和(自身を除く): 21363759944

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 311, 619, 622, 1193, 1238, 1244, 2386, 2476, 2488, 3421, 4772, 4952, 6809, 6842, 9544, 13123, 13618, 13684, 26246, 27236, 27368, 52492, 54472, 104984, 192509, 371023, 385018, 738467, 742046, 770036, 1476934, 1484092, 1540072, 2117599, 2953868, 2968184, 4081253, 4235198, 5907736, 8123137, 8162506, 8470396, 16246274, 16325012, 16940792, 32492548, 32650024, 64985096, 229663237, 459326474, 918652948, 1837305896, 2526295607, 5052591214, 10105182428, 20210364856]

約数ペア:

[(1, 20210364856), (2, 10105182428), (4, 5052591214), (8, 2526295607), (11, 1837305896), (22, 918652948), (44, 459326474), (88, 229663237), (311, 64985096), (619, 32650024), (622, 32492548), (1193, 16940792), (1238, 16325012), (1244, 16246274), (2386, 8470396), (2476, 8162506), (2488, 8123137), (3421, 5907736), (4772, 4235198), (4952, 4081253), (6809, 2968184), (6842, 2953868), (9544, 2117599), (13123, 1540072), (13618, 1484092), (13684, 1476934), (26246, 770036), (27236, 742046), (27368, 738467), (52492, 385018), (54472, 371023), (104984, 192509)]