201780854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12547}}^1$

素因数の和:12620

約数の個数: 32

約数和(自身を含む): 357768576

約数和(自身を除く): 155987722

約数列:

[1, 2, 11, 17, 22, 34, 43, 86, 187, 374, 473, 731, 946, 1462, 8041, 12547, 16082, 25094, 138017, 213299, 276034, 426598, 539521, 1079042, 2346289, 4692578, 5934731, 9171857, 11869462, 18343714, 100890427, 201780854]

約数ペア:

[(1, 201780854), (2, 100890427), (11, 18343714), (17, 11869462), (22, 9171857), (34, 5934731), (43, 4692578), (86, 2346289), (187, 1079042), (374, 539521), (473, 426598), (731, 276034), (946, 213299), (1462, 138017), (8041, 25094), (12547, 16082)]