20290149

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 33436800

約数和(自身を除く): 13146651

約数列:

[1, 3, 9, 11, 27, 33, 53, 99, 159, 297, 477, 583, 1289, 1431, 1749, 3867, 5247, 11601, 14179, 15741, 34803, 42537, 68317, 127611, 204951, 382833, 614853, 751487, 1844559, 2254461, 6763383, 20290149]

約数ペア:

[(1, 20290149), (3, 6763383), (9, 2254461), (11, 1844559), (27, 751487), (33, 614853), (53, 382833), (99, 204951), (159, 127611), (297, 68317), (477, 42537), (583, 34803), (1289, 15741), (1431, 14179), (1749, 11601), (3867, 5247)]