18732978

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 47496960

約数和(自身を除く): 28763982

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 47, 54, 61, 66, 94, 99, 121, 122, 141, 183, 198, 242, 282, 297, 363, 366, 423, 517, 549, 594, 671, 726, 846, 1034, 1089, 1098, 1269, 1342, 1551, 1647, 2013, 2178, 2538, 2867, 3102, 3267, 3294, 4026, 4653, 5687, 5734, 6039, 6534, 7381, 8601, 9306, 11374, 12078, 13959, 14762, 17061, 17202, 18117, 22143, 25803, 27918, 31537, 34122, 36234, 44286, 51183, 51606, 63074, 66429, 77409, 94611, 102366, 132858, 153549, 154818, 189222, 199287, 283833, 307098, 346907, 398574, 567666, 693814, 851499, 1040721, 1702998, 2081442, 3122163, 6244326, 9366489, 18732978]

約数ペア:

[(1, 18732978), (2, 9366489), (3, 6244326), (6, 3122163), (9, 2081442), (11, 1702998), (18, 1040721), (22, 851499), (27, 693814), (33, 567666), (47, 398574), (54, 346907), (61, 307098), (66, 283833), (94, 199287), (99, 189222), (121, 154818), (122, 153549), (141, 132858), (183, 102366), (198, 94611), (242, 77409), (282, 66429), (297, 63074), (363, 51606), (366, 51183), (423, 44286), (517, 36234), (549, 34122), (594, 31537), (671, 27918), (726, 25803), (846, 22143), (1034, 18117), (1089, 17202), (1098, 17061), (1269, 14762), (1342, 13959), (1551, 12078), (1647, 11374), (2013, 9306), (2178, 8601), (2538, 7381), (2867, 6534), (3102, 6039), (3267, 5734), (3294, 5687), (4026, 4653)]