20054769

素因数分解:

$3^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 31294368

約数和(自身を除く): 11239599

約数列:

[1, 3, 7, 21, 49, 147, 227, 601, 681, 1589, 1803, 4207, 4767, 11123, 12621, 29449, 33369, 88347, 136427, 409281, 954989, 2864967, 6684923, 20054769]

約数ペア:

[(1, 20054769), (3, 6684923), (7, 2864967), (21, 954989), (49, 409281), (147, 136427), (227, 88347), (601, 33369), (681, 29449), (1589, 12621), (1803, 11123), (4207, 4767)]