18103428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 108

約数和(自身を含む): 55473600

約数和(自身を除く): 37370172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 199, 228, 252, 266, 342, 361, 398, 399, 532, 597, 684, 722, 796, 798, 1083, 1194, 1197, 1393, 1444, 1596, 1791, 2166, 2388, 2394, 2527, 2786, 3249, 3582, 3781, 4179, 4332, 4788, 5054, 5572, 6498, 7164, 7562, 7581, 8358, 10108, 11343, 12537, 12996, 15124, 15162, 16716, 22686, 22743, 25074, 26467, 30324, 34029, 45372, 45486, 50148, 52934, 68058, 71839, 79401, 90972, 105868, 136116, 143678, 158802, 215517, 238203, 287356, 317604, 431034, 476406, 502873, 646551, 862068, 952812, 1005746, 1293102, 1508619, 2011492, 2586204, 3017238, 4525857, 6034476, 9051714, 18103428]

約数ペア:

[(1, 18103428), (2, 9051714), (3, 6034476), (4, 4525857), (6, 3017238), (7, 2586204), (9, 2011492), (12, 1508619), (14, 1293102), (18, 1005746), (19, 952812), (21, 862068), (28, 646551), (36, 502873), (38, 476406), (42, 431034), (57, 317604), (63, 287356), (76, 238203), (84, 215517), (114, 158802), (126, 143678), (133, 136116), (171, 105868), (199, 90972), (228, 79401), (252, 71839), (266, 68058), (342, 52934), (361, 50148), (398, 45486), (399, 45372), (532, 34029), (597, 30324), (684, 26467), (722, 25074), (796, 22743), (798, 22686), (1083, 16716), (1194, 15162), (1197, 15124), (1393, 12996), (1444, 12537), (1596, 11343), (1791, 10108), (2166, 8358), (2388, 7581), (2394, 7562), (2527, 7164), (2786, 6498), (3249, 5572), (3582, 5054), (3781, 4788), (4179, 4332)]