18835992

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 62688600

約数和(自身を除く): 43852608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 49, 56, 57, 63, 72, 76, 84, 98, 114, 126, 133, 147, 152, 168, 171, 196, 228, 252, 266, 281, 294, 342, 392, 399, 441, 456, 504, 532, 562, 588, 684, 798, 843, 882, 931, 1064, 1124, 1176, 1197, 1368, 1596, 1686, 1764, 1862, 1967, 2248, 2394, 2529, 2793, 3192, 3372, 3528, 3724, 3934, 4788, 5058, 5339, 5586, 5901, 6744, 7448, 7868, 8379, 9576, 10116, 10678, 11172, 11802, 13769, 15736, 16017, 16758, 17703, 20232, 21356, 22344, 23604, 27538, 32034, 33516, 35406, 37373, 41307, 42712, 47208, 48051, 55076, 64068, 67032, 70812, 74746, 82614, 96102, 110152, 112119, 123921, 128136, 141624, 149492, 165228, 192204, 224238, 247842, 261611, 298984, 330456, 336357, 384408, 448476, 495684, 523222, 672714, 784833, 896952, 991368, 1046444, 1345428, 1569666, 2092888, 2354499, 2690856, 3139332, 4708998, 6278664, 9417996, 18835992]

約数ペア:

[(1, 18835992), (2, 9417996), (3, 6278664), (4, 4708998), (6, 3139332), (7, 2690856), (8, 2354499), (9, 2092888), (12, 1569666), (14, 1345428), (18, 1046444), (19, 991368), (21, 896952), (24, 784833), (28, 672714), (36, 523222), (38, 495684), (42, 448476), (49, 384408), (56, 336357), (57, 330456), (63, 298984), (72, 261611), (76, 247842), (84, 224238), (98, 192204), (114, 165228), (126, 149492), (133, 141624), (147, 128136), (152, 123921), (168, 112119), (171, 110152), (196, 96102), (228, 82614), (252, 74746), (266, 70812), (281, 67032), (294, 64068), (342, 55076), (392, 48051), (399, 47208), (441, 42712), (456, 41307), (504, 37373), (532, 35406), (562, 33516), (588, 32034), (684, 27538), (798, 23604), (843, 22344), (882, 21356), (931, 20232), (1064, 17703), (1124, 16758), (1176, 16017), (1197, 15736), (1368, 13769), (1596, 11802), (1686, 11172), (1764, 10678), (1862, 10116), (1967, 9576), (2248, 8379), (2394, 7868), (2529, 7448), (2793, 6744), (3192, 5901), (3372, 5586), (3528, 5339), (3724, 5058), (3934, 4788)]