20803629

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{90059}}^1$

素因数の和:90080

約数の個数: 16

約数和(自身を含む): 34583040

約数和(自身を除く): 13779411

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 90059, 270177, 630413, 990649, 1891239, 2971947, 6934543, 20803629]

約数ペア:

[(1, 20803629), (3, 6934543), (7, 2971947), (11, 1891239), (21, 990649), (33, 630413), (77, 270177), (231, 90059)]