40639858

素因数分解:

$2^1\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{2221}}^1$

素因数の和:3537

約数の個数: 16

約数和(自身を含む): 69753024

約数和(自身を除く): 29113166

約数列:

[1, 2, 7, 14, 1307, 2221, 2614, 4442, 9149, 15547, 18298, 31094, 2902847, 5805694, 20319929, 40639858]

約数ペア:

[(1, 40639858), (2, 20319929), (7, 5805694), (14, 2902847), (1307, 31094), (2221, 18298), (2614, 15547), (4442, 9149)]