20803086

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 47567520

約数和(自身を除く): 26764434

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 109, 138, 207, 218, 327, 414, 461, 654, 922, 981, 1383, 1962, 2507, 2766, 4149, 5014, 7521, 8298, 10603, 15042, 21206, 22563, 31809, 45126, 50249, 63618, 95427, 100498, 150747, 190854, 301494, 452241, 904482, 1155727, 2311454, 3467181, 6934362, 10401543, 20803086]

約数ペア:

[(1, 20803086), (2, 10401543), (3, 6934362), (6, 3467181), (9, 2311454), (18, 1155727), (23, 904482), (46, 452241), (69, 301494), (109, 190854), (138, 150747), (207, 100498), (218, 95427), (327, 63618), (414, 50249), (461, 45126), (654, 31809), (922, 22563), (981, 21206), (1383, 15042), (1962, 10603), (2507, 8298), (2766, 7521), (4149, 5014)]