20181274

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{997}}^1$

素因数の和:1377

約数の個数: 16

約数和(自身を含む): 31437000

約数和(自身を除く): 11255726

約数列:

[1, 2, 29, 58, 349, 698, 997, 1994, 10121, 20242, 28913, 57826, 347953, 695906, 10090637, 20181274]

約数ペア:

[(1, 20181274), (2, 10090637), (29, 695906), (58, 347953), (349, 57826), (698, 28913), (997, 20242), (1994, 10121)]