19774179

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 31530240

約数和(自身を除く): 11756061

約数列:

[1, 3, 9, 17, 27, 51, 67, 153, 201, 459, 603, 643, 1139, 1809, 1929, 3417, 5787, 10251, 10931, 17361, 30753, 32793, 43081, 98379, 129243, 295137, 387729, 732377, 1163187, 2197131, 6591393, 19774179]

約数ペア:

[(1, 19774179), (3, 6591393), (9, 2197131), (17, 1163187), (27, 732377), (51, 387729), (67, 295137), (153, 129243), (201, 98379), (459, 43081), (603, 32793), (643, 30753), (1139, 17361), (1809, 10931), (1929, 10251), (3417, 5787)]