18420963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{9151}}^1$

素因数の和:9226

約数の個数: 16

約数和(自身を含む): 27236352

約数和(自身を除く): 8815389

約数列:

[1, 3, 11, 33, 61, 183, 671, 2013, 9151, 27453, 100661, 301983, 558211, 1674633, 6140321, 18420963]

約数ペア:

[(1, 18420963), (3, 6140321), (11, 1674633), (33, 558211), (61, 301983), (183, 100661), (671, 27453), (2013, 9151)]