20194688770

素因数分解:

$2^1\times 5^1\times {\mathrm{9137}}^1\times {\mathrm{221021}}^1$

素因数の和:230165

約数の個数: 16

約数和(自身を含む): 36354582648

約数和(自身を除く): 16159893878

約数列:

[1, 2, 5, 10, 9137, 18274, 45685, 91370, 221021, 442042, 1105105, 2210210, 2019468877, 4038937754, 10097344385, 20194688770]

約数ペア:

[(1, 20194688770), (2, 10097344385), (5, 4038937754), (10, 2019468877), (9137, 2210210), (18274, 1105105), (45685, 442042), (91370, 221021)]