20218443794

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1\times {\mathrm{222127}}^1$

素因数の和:222841

約数の個数: 16

約数和(自身を含む): 30802934016

約数和(自身を除く): 10584490222

約数列:

[1, 2, 71, 142, 641, 1282, 45511, 91022, 222127, 444254, 15771017, 31542034, 142383407, 284766814, 10109221897, 20218443794]

約数ペア:

[(1, 20218443794), (2, 10109221897), (71, 284766814), (142, 142383407), (641, 31542034), (1282, 15771017), (45511, 444254), (91022, 222127)]