20180891003

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{514543}}^1$

素因数の和:514994

約数の個数: 16

約数和(自身を含む): 24895696896

約数和(自身を除く): 4714805893

約数列:

[1, 7, 13, 91, 431, 3017, 5603, 39221, 514543, 3601801, 6689059, 46823413, 221768033, 1552376231, 2882984429, 20180891003]

約数ペア:

[(1, 20180891003), (7, 2882984429), (13, 1552376231), (91, 221768033), (431, 46823413), (3017, 6689059), (5603, 3601801), (39221, 514543)]