20795005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54013}}^1$

素因数の和:54036

約数の個数: 16

約数和(自身を含む): 31112064

約数和(自身を除く): 10317059

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 54013, 270065, 378091, 594143, 1890455, 2970715, 4159001, 20795005]

約数ペア:

[(1, 20795005), (5, 4159001), (7, 2970715), (11, 1890455), (35, 594143), (55, 378091), (77, 270065), (385, 54013)]