20145282017

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1385603}}^1$

素因数の和:1385708

約数の個数: 16

約数和(自身を含む): 24120594432

約数和(自身を除く): 3975312415

約数列:

[1, 7, 31, 67, 217, 469, 2077, 14539, 1385603, 9699221, 42953693, 92835401, 300675851, 649847807, 2877897431, 20145282017]

約数ペア:

[(1, 20145282017), (7, 2877897431), (31, 649847807), (67, 300675851), (217, 92835401), (469, 42953693), (2077, 9699221), (14539, 1385603)]