20698741

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{619}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 25176960

約数和(自身を除く): 4478219

約数列:

[1, 7, 17, 119, 281, 619, 1967, 4333, 4777, 10523, 33439, 73661, 173939, 1217573, 2956963, 20698741]

約数ペア:

[(1, 20698741), (7, 2956963), (17, 1217573), (119, 173939), (281, 73661), (619, 33439), (1967, 10523), (4333, 4777)]