40037978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{3019}}^1$

素因数の和:3389

約数の個数: 16

約数和(自身を含む): 63420000

約数和(自身を除く): 23382022

約数列:

[1, 2, 19, 38, 349, 698, 3019, 6038, 6631, 13262, 57361, 114722, 1053631, 2107262, 20018989, 40037978]

約数ペア:

[(1, 40037978), (2, 20018989), (19, 2107262), (38, 1053631), (349, 114722), (698, 57361), (3019, 13262), (6038, 6631)]