18420846

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{45823}}^1$

素因数の和:45895

約数の個数: 16

約数和(自身を含む): 37392384

約数和(自身を除く): 18971538

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 45823, 91646, 137469, 274938, 3070141, 6140282, 9210423, 18420846]

約数ペア:

[(1, 18420846), (2, 9210423), (3, 6140282), (6, 3070141), (67, 274938), (134, 137469), (201, 91646), (402, 45823)]