20143762821

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{150893}}^1$

素因数の和:151082

約数の個数: 48

約数和(自身を含む): 36031072896

約数和(自身を除く): 15887310075

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 163, 273, 489, 819, 1141, 1467, 2119, 3423, 6357, 10269, 14833, 19071, 44499, 133497, 150893, 452679, 1056251, 1358037, 1961609, 3168753, 5884827, 9506259, 13731263, 17654481, 24595559, 41193789, 73786677, 123581367, 172168913, 221360031, 319742267, 516506739, 959226801, 1549520217, 2238195869, 2877680403, 6714587607, 20143762821]

約数ペア:

[(1, 20143762821), (3, 6714587607), (7, 2877680403), (9, 2238195869), (13, 1549520217), (21, 959226801), (39, 516506739), (63, 319742267), (91, 221360031), (117, 172168913), (163, 123581367), (273, 73786677), (489, 41193789), (819, 24595559), (1141, 17654481), (1467, 13731263), (2119, 9506259), (3423, 5884827), (6357, 3168753), (10269, 1961609), (14833, 1358037), (19071, 1056251), (44499, 452679), (133497, 150893)]