20180799

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{20201}}^1$

素因数の和:20247

約数の個数: 16

約数和(自身を含む): 30707040

約数和(自身を除く): 10526241

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 20201, 60603, 181809, 545427, 747437, 2242311, 6726933, 20180799]

約数ペア:

[(1, 20180799), (3, 6726933), (9, 2242311), (27, 747437), (37, 545427), (111, 181809), (333, 60603), (999, 20201)]