20173981649

素因数分解:

${\mathrm{73}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1\times {\mathrm{2003}}^1$

素因数の和:2848

約数の個数: 16

約数和(自身を含む): 20575180224

約数和(自身を除く): 401198575

約数列:

[1, 73, 281, 491, 2003, 20513, 35843, 137971, 146219, 562843, 983473, 10071883, 41087539, 71793529, 276355913, 20173981649]

約数ペア:

[(1, 20173981649), (73, 276355913), (281, 71793529), (491, 41087539), (2003, 10071883), (20513, 983473), (35843, 562843), (137971, 146219)]