18556746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3259}}^1$

素因数の和:3350

約数の個数: 32

約数和(自身を含む): 40528320

約数和(自身を除く): 21971574

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 3259, 5694, 6518, 9777, 19554, 42367, 84734, 127101, 237907, 254202, 475814, 713721, 1427442, 3092791, 6185582, 9278373, 18556746]

約数ペア:

[(1, 18556746), (2, 9278373), (3, 6185582), (6, 3092791), (13, 1427442), (26, 713721), (39, 475814), (73, 254202), (78, 237907), (146, 127101), (219, 84734), (438, 42367), (949, 19554), (1898, 9777), (2847, 6518), (3259, 5694)]