20225962

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 30888000

約数和(自身を除く): 10662038

約数列:

[1, 2, 89, 178, 199, 398, 571, 1142, 17711, 35422, 50819, 101638, 113629, 227258, 10112981, 20225962]

約数ペア:

[(1, 20225962), (2, 10112981), (89, 227258), (178, 113629), (199, 101638), (398, 50819), (571, 35422), (1142, 17711)]