18366369

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 29736960

約数和(自身を除く): 11370591

約数列:

[1, 3, 7, 19, 21, 57, 133, 191, 241, 399, 573, 723, 1337, 1687, 3629, 4011, 4579, 5061, 10887, 13737, 25403, 32053, 46031, 76209, 96159, 138093, 322217, 874589, 966651, 2623767, 6122123, 18366369]

約数ペア:

[(1, 18366369), (3, 6122123), (7, 2623767), (19, 966651), (21, 874589), (57, 322217), (133, 138093), (191, 96159), (241, 76209), (399, 46031), (573, 32053), (723, 25403), (1337, 13737), (1687, 10887), (3629, 5061), (4011, 4579)]