1640287574

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{146011}}^1$

素因数の和:146191

約数の個数: 16

約数和(自身を含む): 2538856656

約数和(自身を除く): 898569082

約数列:

[1, 2, 41, 82, 137, 274, 5617, 11234, 146011, 292022, 5986451, 11972902, 20003507, 40007014, 820143787, 1640287574]

約数ペア:

[(1, 1640287574), (2, 820143787), (41, 40007014), (82, 20003507), (137, 11972902), (274, 5986451), (5617, 292022), (11234, 146011)]