18261963

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{4937}}^1$

素因数の和:5083

約数の個数: 16

約数和(自身を含む): 27257760

約数和(自身を除く): 8995797

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 4937, 14811, 44433, 133299, 676369, 2029107, 6087321, 18261963]

約数ペア:

[(1, 18261963), (3, 6087321), (9, 2029107), (27, 676369), (137, 133299), (411, 44433), (1233, 14811), (3699, 4937)]