18408878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2549}}^1$

素因数の和:2731

約数の個数: 16

約数和(自身を含む): 29008800

約数和(自身を除く): 10599922

約数列:

[1, 2, 23, 46, 157, 314, 2549, 3611, 5098, 7222, 58627, 117254, 400193, 800386, 9204439, 18408878]

約数ペア:

[(1, 18408878), (2, 9204439), (23, 800386), (46, 400193), (157, 117254), (314, 58627), (2549, 7222), (3611, 5098)]