18521178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2351}}^1$

素因数の和:2470

約数の個数: 32

約数和(自身を含む): 40303872

約数和(自身を除く): 21782694

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 101, 202, 303, 606, 1313, 2351, 2626, 3939, 4702, 7053, 7878, 14106, 30563, 61126, 91689, 183378, 237451, 474902, 712353, 1424706, 3086863, 6173726, 9260589, 18521178]

約数ペア:

[(1, 18521178), (2, 9260589), (3, 6173726), (6, 3086863), (13, 1424706), (26, 712353), (39, 474902), (78, 237451), (101, 183378), (202, 91689), (303, 61126), (606, 30563), (1313, 14106), (2351, 7878), (2626, 7053), (3939, 4702)]