20149661

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 23654400

約数和(自身を除く): 3504739

約数列:

[1, 7, 79, 83, 439, 553, 581, 3073, 6557, 34681, 36437, 45899, 242767, 255059, 2878523, 20149661]

約数ペア:

[(1, 20149661), (7, 2878523), (79, 255059), (83, 242767), (439, 45899), (553, 36437), (581, 34681), (3073, 6557)]