20178662119

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{132287}}^1$

素因数の和:132595

約数の個数: 24

約数和(自身を含む): 25697737728

約数和(自身を除く): 5519075609

約数列:

[1, 7, 11, 49, 77, 283, 539, 1981, 3113, 13867, 21791, 132287, 152537, 926009, 1455157, 6482063, 10186099, 37437221, 71302693, 262060547, 411809431, 1834423829, 2882666017, 20178662119]

約数ペア:

[(1, 20178662119), (7, 2882666017), (11, 1834423829), (49, 411809431), (77, 262060547), (283, 71302693), (539, 37437221), (1981, 10186099), (3113, 6482063), (13867, 1455157), (21791, 926009), (132287, 152537)]