20862544

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{10267}}^1$

素因数の和:10402

約数の個数: 20

約数和(自身を含む): 40743424

約数和(自身を除く): 19880880

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 10267, 20534, 41068, 82136, 164272, 1303909, 2607818, 5215636, 10431272, 20862544]

約数ペア:

[(1, 20862544), (2, 10431272), (4, 5215636), (8, 2607818), (16, 1303909), (127, 164272), (254, 82136), (508, 41068), (1016, 20534), (2032, 10267)]