16149905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3617}}^1$

素因数の和:3688

約数の個数: 16

約数和(自身を含む): 20839680

約数和(自身を除く): 4689775

約数列:

[1, 5, 19, 47, 95, 235, 893, 3617, 4465, 18085, 68723, 169999, 343615, 849995, 3229981, 16149905]

約数ペア:

[(1, 16149905), (5, 3229981), (19, 849995), (47, 343615), (95, 169999), (235, 68723), (893, 18085), (3617, 4465)]