20605654

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2251}}^1$

素因数の和:2475

約数の個数: 16

約数和(自身を含む): 32428800

約数和(自身を除く): 11823146

約数列:

[1, 2, 23, 46, 199, 398, 2251, 4502, 4577, 9154, 51773, 103546, 447949, 895898, 10302827, 20605654]

約数ペア:

[(1, 20605654), (2, 10302827), (23, 895898), (46, 447949), (199, 103546), (398, 51773), (2251, 9154), (4502, 4577)]