18538216

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{27919}}^1$

素因数の和:28008

約数の個数: 16

約数和(自身を含む): 35179200

約数和(自身を除く): 16640984

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 27919, 55838, 111676, 223352, 2317277, 4634554, 9269108, 18538216]

約数ペア:

[(1, 18538216), (2, 9269108), (4, 4634554), (8, 2317277), (83, 223352), (166, 111676), (332, 55838), (664, 27919)]