20309289

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6763}}^1$

素因数の和:6797

約数の個数: 32

約数和(自身を含む): 36363264

約数和(自身を除く): 16053975

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 6763, 20289, 47341, 74393, 87919, 142023, 223179, 263757, 520751, 615433, 967109, 1562253, 1846299, 2901327, 6769763, 20309289]

約数ペア:

[(1, 20309289), (3, 6769763), (7, 2901327), (11, 1846299), (13, 1562253), (21, 967109), (33, 615433), (39, 520751), (77, 263757), (91, 223179), (143, 142023), (231, 87919), (273, 74393), (429, 47341), (1001, 20289), (3003, 6763)]