18867366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 47103264

約数和(自身を除く): 28235898

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 822, 959, 1093, 1233, 1918, 2186, 2466, 2877, 3279, 5754, 6558, 7651, 8631, 9837, 15302, 17262, 19674, 22953, 45906, 68859, 137718, 149741, 299482, 449223, 898446, 1048187, 1347669, 2096374, 2695338, 3144561, 6289122, 9433683, 18867366]

約数ペア:

[(1, 18867366), (2, 9433683), (3, 6289122), (6, 3144561), (7, 2695338), (9, 2096374), (14, 1347669), (18, 1048187), (21, 898446), (42, 449223), (63, 299482), (126, 149741), (137, 137718), (274, 68859), (411, 45906), (822, 22953), (959, 19674), (1093, 17262), (1233, 15302), (1918, 9837), (2186, 8631), (2466, 7651), (2877, 6558), (3279, 5754)]