18360419

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 23556960

約数和(自身を除く): 5196541

約数列:

[1, 7, 11, 53, 77, 121, 371, 409, 583, 847, 2863, 4081, 4499, 6413, 21677, 31493, 44891, 49489, 151739, 238447, 346423, 1669129, 2622917, 18360419]

約数ペア:

[(1, 18360419), (7, 2622917), (11, 1669129), (53, 346423), (77, 238447), (121, 151739), (371, 49489), (409, 44891), (583, 31493), (847, 21677), (2863, 6413), (4081, 4499)]