20196710961

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{10799}}^1$

素因数の和:10958

約数の個数: 64

約数和(自身を含む): 33094656000

約数和(自身を除く): 12897945039

約数列:

[1, 3, 7, 21, 29, 37, 83, 87, 111, 203, 249, 259, 581, 609, 777, 1073, 1743, 2407, 3071, 3219, 7221, 7511, 9213, 10799, 16849, 21497, 22533, 32397, 50547, 64491, 75593, 89059, 226779, 267177, 313171, 399563, 623413, 896317, 939513, 1198689, 1870239, 2192197, 2688951, 2796941, 6274219, 6576591, 8390823, 11587327, 18822657, 25993193, 33163729, 34761981, 77979579, 81111289, 99491187, 181952351, 232146103, 243333867, 545857053, 696438309, 961748141, 2885244423, 6732236987, 20196710961]

約数ペア:

[(1, 20196710961), (3, 6732236987), (7, 2885244423), (21, 961748141), (29, 696438309), (37, 545857053), (83, 243333867), (87, 232146103), (111, 181952351), (203, 99491187), (249, 81111289), (259, 77979579), (581, 34761981), (609, 33163729), (777, 25993193), (1073, 18822657), (1743, 11587327), (2407, 8390823), (3071, 6576591), (3219, 6274219), (7221, 2796941), (7511, 2688951), (9213, 2192197), (10799, 1870239), (16849, 1198689), (21497, 939513), (22533, 896317), (32397, 623413), (50547, 399563), (64491, 313171), (75593, 267177), (89059, 226779)]