18763173

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 32497920

約数和(自身を除く): 13734747

約数列:

[1, 3, 9, 11, 13, 33, 39, 61, 99, 117, 143, 183, 239, 429, 549, 671, 717, 793, 1287, 2013, 2151, 2379, 2629, 3107, 6039, 7137, 7887, 8723, 9321, 14579, 23661, 26169, 27963, 34177, 43737, 78507, 102531, 131211, 160369, 189527, 307593, 481107, 568581, 1443321, 1705743, 2084797, 6254391, 18763173]

約数ペア:

[(1, 18763173), (3, 6254391), (9, 2084797), (11, 1705743), (13, 1443321), (33, 568581), (39, 481107), (61, 307593), (99, 189527), (117, 160369), (143, 131211), (183, 102531), (239, 78507), (429, 43737), (549, 34177), (671, 27963), (717, 26169), (793, 23661), (1287, 14579), (2013, 9321), (2151, 8723), (2379, 7887), (2629, 7137), (3107, 6039)]