18399402

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:952

約数の個数: 72

約数和(自身を含む): 48443616

約数和(自身を除く): 30044214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 207, 294, 322, 414, 441, 483, 882, 907, 966, 1127, 1449, 1814, 2254, 2721, 2898, 3381, 5442, 6349, 6762, 8163, 10143, 12698, 16326, 19047, 20286, 20861, 38094, 41722, 44443, 57141, 62583, 88886, 114282, 125166, 133329, 146027, 187749, 266658, 292054, 375498, 399987, 438081, 799974, 876162, 1022189, 1314243, 2044378, 2628486, 3066567, 6133134, 9199701, 18399402]

約数ペア:

[(1, 18399402), (2, 9199701), (3, 6133134), (6, 3066567), (7, 2628486), (9, 2044378), (14, 1314243), (18, 1022189), (21, 876162), (23, 799974), (42, 438081), (46, 399987), (49, 375498), (63, 292054), (69, 266658), (98, 187749), (126, 146027), (138, 133329), (147, 125166), (161, 114282), (207, 88886), (294, 62583), (322, 57141), (414, 44443), (441, 41722), (483, 38094), (882, 20861), (907, 20286), (966, 19047), (1127, 16326), (1449, 12698), (1814, 10143), (2254, 8163), (2721, 6762), (2898, 6349), (3381, 5442)]