18846828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:564

約数の個数: 144

約数和(自身を含む): 64087296

約数和(自身を除く): 45240468

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 52, 63, 66, 77, 78, 84, 91, 99, 117, 126, 132, 143, 154, 156, 182, 198, 231, 234, 252, 273, 286, 308, 364, 396, 429, 462, 468, 523, 546, 572, 693, 819, 858, 924, 1001, 1046, 1092, 1287, 1386, 1569, 1638, 1716, 2002, 2092, 2574, 2772, 3003, 3138, 3276, 3661, 4004, 4707, 5148, 5753, 6006, 6276, 6799, 7322, 9009, 9414, 10983, 11506, 12012, 13598, 14644, 17259, 18018, 18828, 20397, 21966, 23012, 27196, 32949, 34518, 36036, 40271, 40794, 43932, 47593, 51777, 61191, 65898, 69036, 74789, 80542, 81588, 95186, 103554, 120813, 122382, 131796, 142779, 149578, 161084, 190372, 207108, 224367, 241626, 244764, 285558, 299156, 362439, 428337, 448734, 483252, 523523, 571116, 673101, 724878, 856674, 897468, 1047046, 1346202, 1449756, 1570569, 1713348, 2094092, 2692404, 3141138, 4711707, 6282276, 9423414, 18846828]

約数ペア:

[(1, 18846828), (2, 9423414), (3, 6282276), (4, 4711707), (6, 3141138), (7, 2692404), (9, 2094092), (11, 1713348), (12, 1570569), (13, 1449756), (14, 1346202), (18, 1047046), (21, 897468), (22, 856674), (26, 724878), (28, 673101), (33, 571116), (36, 523523), (39, 483252), (42, 448734), (44, 428337), (52, 362439), (63, 299156), (66, 285558), (77, 244764), (78, 241626), (84, 224367), (91, 207108), (99, 190372), (117, 161084), (126, 149578), (132, 142779), (143, 131796), (154, 122382), (156, 120813), (182, 103554), (198, 95186), (231, 81588), (234, 80542), (252, 74789), (273, 69036), (286, 65898), (308, 61191), (364, 51777), (396, 47593), (429, 43932), (462, 40794), (468, 40271), (523, 36036), (546, 34518), (572, 32949), (693, 27196), (819, 23012), (858, 21966), (924, 20397), (1001, 18828), (1046, 18018), (1092, 17259), (1287, 14644), (1386, 13598), (1569, 12012), (1638, 11506), (1716, 10983), (2002, 9414), (2092, 9009), (2574, 7322), (2772, 6799), (3003, 6276), (3138, 6006), (3276, 5753), (3661, 5148), (4004, 4707)]