201668690

素因数分解:

$2^1\times 5^1\times {\mathrm{2137}}^1\times {\mathrm{9437}}^1$

素因数の和:11581

約数の個数: 16

約数和(自身を含む): 363211992

約数和(自身を除く): 161543302

約数列:

[1, 2, 5, 10, 2137, 4274, 9437, 10685, 18874, 21370, 47185, 94370, 20166869, 40333738, 100834345, 201668690]

約数ペア:

[(1, 201668690), (2, 100834345), (5, 40333738), (10, 20166869), (2137, 94370), (4274, 47185), (9437, 21370), (10685, 18874)]