18404578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8209}}^1$

素因数の和:8289

約数の個数: 16

約数和(自身を含む): 29556000

約数和(自身を除く): 11151422

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 8209, 16418, 155971, 311942, 484331, 968662, 9202289, 18404578]

約数ペア:

[(1, 18404578), (2, 9202289), (19, 968662), (38, 484331), (59, 311942), (118, 155971), (1121, 16418), (2242, 8209)]