20436358

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 33242400

約数和(自身を除く): 12806042

約数列:

[1, 2, 29, 37, 58, 74, 89, 107, 178, 214, 1073, 2146, 2581, 3103, 3293, 3959, 5162, 6206, 6586, 7918, 9523, 19046, 95497, 114811, 190994, 229622, 276167, 352351, 552334, 704702, 10218179, 20436358]

約数ペア:

[(1, 20436358), (2, 10218179), (29, 704702), (37, 552334), (58, 352351), (74, 276167), (89, 229622), (107, 190994), (178, 114811), (214, 95497), (1073, 19046), (2146, 9523), (2581, 7918), (3103, 6586), (3293, 6206), (3959, 5162)]