20290842

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7883}}^1$

素因数の和:7915

約数の個数: 48

約数和(自身を含む): 51655968

約数和(自身を除く): 31365126

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 7883, 15766, 23649, 47298, 70947, 86713, 102479, 141894, 173426, 204958, 260139, 307437, 520278, 614874, 780417, 922311, 1127269, 1560834, 1844622, 2254538, 3381807, 6763614, 10145421, 20290842]

約数ペア:

[(1, 20290842), (2, 10145421), (3, 6763614), (6, 3381807), (9, 2254538), (11, 1844622), (13, 1560834), (18, 1127269), (22, 922311), (26, 780417), (33, 614874), (39, 520278), (66, 307437), (78, 260139), (99, 204958), (117, 173426), (143, 141894), (198, 102479), (234, 86713), (286, 70947), (429, 47298), (858, 23649), (1287, 15766), (2574, 7883)]