18687006

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{6143}}^1$

素因数の和:6177

約数の個数: 36

約数和(自身を含む): 43849728

約数和(自身を除く): 25162722

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 6143, 12286, 18429, 36858, 55287, 79859, 110574, 159718, 239577, 479154, 718731, 1038167, 1437462, 2076334, 3114501, 6229002, 9343503, 18687006]

約数ペア:

[(1, 18687006), (2, 9343503), (3, 6229002), (6, 3114501), (9, 2076334), (13, 1437462), (18, 1038167), (26, 718731), (39, 479154), (78, 239577), (117, 159718), (169, 110574), (234, 79859), (338, 55287), (507, 36858), (1014, 18429), (1521, 12286), (3042, 6143)]