20178356517

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{451933}}^1$

素因数の和:452002

約数の個数: 36

約数和(自身を含む): 32818543212

約数和(自身を除く): 12640186695

約数列:

[1, 3, 9, 11, 33, 41, 99, 121, 123, 363, 369, 451, 1089, 1353, 4059, 4961, 14883, 44649, 451933, 1355799, 4067397, 4971263, 14913789, 18529253, 44741367, 54683893, 55587759, 164051679, 166763277, 203821783, 492155037, 611465349, 1834396047, 2242039613, 6726118839, 20178356517]

約数ペア:

[(1, 20178356517), (3, 6726118839), (9, 2242039613), (11, 1834396047), (33, 611465349), (41, 492155037), (99, 203821783), (121, 166763277), (123, 164051679), (363, 55587759), (369, 54683893), (451, 44741367), (1089, 18529253), (1353, 14913789), (4059, 4971263), (4961, 4067397), (14883, 1355799), (44649, 451933)]