18684878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13103}}^1$

素因数の和:13159

約数の個数: 16

約数和(自身を含む): 30191616

約数和(自身を除く): 11506738

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 13103, 26206, 301369, 406193, 602738, 812386, 9342439, 18684878]

約数ペア:

[(1, 18684878), (2, 9342439), (23, 812386), (31, 602738), (46, 406193), (62, 301369), (713, 26206), (1426, 13103)]