18551974

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{6659}}^1$

素因数の和:6867

約数の個数: 16

約数和(自身を含む): 31968000

約数和(自身を除く): 13416026

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 6659, 13318, 46613, 93226, 1325141, 2650282, 9275987, 18551974]

約数ペア:

[(1, 18551974), (2, 9275987), (7, 2650282), (14, 1325141), (199, 93226), (398, 46613), (1393, 13318), (2786, 6659)]