20644767

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5347}}^1$

素因数の和:5380

約数の個数: 32

約数和(自身を含む): 35938560

約数和(自身を除く): 15293793

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 5347, 16041, 48123, 58817, 69511, 144369, 176451, 208533, 529353, 625599, 764621, 1588059, 1876797, 2293863, 6881589, 20644767]

約数ペア:

[(1, 20644767), (3, 6881589), (9, 2293863), (11, 1876797), (13, 1588059), (27, 764621), (33, 625599), (39, 529353), (99, 208533), (117, 176451), (143, 144369), (297, 69511), (351, 58817), (429, 48123), (1287, 16041), (3861, 5347)]