20181901817

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{2621}}^1\times {\mathrm{9091}}^1$

素因数の和:11741

約数の個数: 24

約数和(自身を含む): 25364934336

約数和(自身を除く): 5183032519

約数列:

[1, 7, 11, 77, 121, 847, 2621, 9091, 18347, 28831, 63637, 100001, 201817, 317141, 700007, 1100011, 2219987, 7700077, 23827511, 166792577, 262102621, 1834718347, 2883128831, 20181901817]

約数ペア:

[(1, 20181901817), (7, 2883128831), (11, 1834718347), (77, 262102621), (121, 166792577), (847, 23827511), (2621, 7700077), (9091, 2219987), (18347, 1100011), (28831, 700007), (63637, 317141), (100001, 201817)]