20705346

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13859}}^1$

素因数の和:13950

約数の個数: 24

約数和(自身を含む): 45405360

約数和(自身を除く): 24700014

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13859, 27718, 41577, 83154, 124731, 249462, 1150297, 2300594, 3450891, 6901782, 10352673, 20705346]

約数ペア:

[(1, 20705346), (2, 10352673), (3, 6901782), (6, 3450891), (9, 2300594), (18, 1150297), (83, 249462), (166, 124731), (249, 83154), (498, 41577), (747, 27718), (1494, 13859)]