20373496

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 45246600

約数和(自身を除く): 24873104

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 121, 143, 242, 286, 484, 572, 968, 1144, 1573, 1619, 3146, 3238, 6292, 6476, 12584, 12952, 17809, 21047, 35618, 42094, 71236, 84188, 142472, 168376, 195899, 231517, 391798, 463034, 783596, 926068, 1567192, 1852136, 2546687, 5093374, 10186748, 20373496]

約数ペア:

[(1, 20373496), (2, 10186748), (4, 5093374), (8, 2546687), (11, 1852136), (13, 1567192), (22, 926068), (26, 783596), (44, 463034), (52, 391798), (88, 231517), (104, 195899), (121, 168376), (143, 142472), (242, 84188), (286, 71236), (484, 42094), (572, 35618), (968, 21047), (1144, 17809), (1573, 12952), (1619, 12584), (3146, 6476), (3238, 6292)]