20535476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{709}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 38825640

約数和(自身を除く): 18290164

約数列:

[1, 2, 4, 13, 26, 52, 557, 709, 1114, 1418, 2228, 2836, 7241, 9217, 14482, 18434, 28964, 36868, 394913, 789826, 1579652, 5133869, 10267738, 20535476]

約数ペア:

[(1, 20535476), (2, 10267738), (4, 5133869), (13, 1579652), (26, 789826), (52, 394913), (557, 36868), (709, 28964), (1114, 18434), (1418, 14482), (2228, 9217), (2836, 7241)]