18619902

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 49904640

約数和(自身を除く): 31284738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 93, 98, 126, 147, 186, 189, 217, 227, 279, 294, 378, 434, 441, 454, 558, 651, 681, 837, 882, 1302, 1323, 1362, 1519, 1589, 1674, 1953, 2043, 2646, 3038, 3178, 3906, 4086, 4557, 4767, 5859, 6129, 7037, 9114, 9534, 11123, 11718, 12258, 13671, 14074, 14301, 21111, 22246, 27342, 28602, 33369, 41013, 42222, 42903, 49259, 63333, 66738, 82026, 85806, 98518, 100107, 126666, 147777, 189999, 200214, 295554, 300321, 344813, 379998, 443331, 600642, 689626, 886662, 1034439, 1329993, 2068878, 2659986, 3103317, 6206634, 9309951, 18619902]

約数ペア:

[(1, 18619902), (2, 9309951), (3, 6206634), (6, 3103317), (7, 2659986), (9, 2068878), (14, 1329993), (18, 1034439), (21, 886662), (27, 689626), (31, 600642), (42, 443331), (49, 379998), (54, 344813), (62, 300321), (63, 295554), (93, 200214), (98, 189999), (126, 147777), (147, 126666), (186, 100107), (189, 98518), (217, 85806), (227, 82026), (279, 66738), (294, 63333), (378, 49259), (434, 42903), (441, 42222), (454, 41013), (558, 33369), (651, 28602), (681, 27342), (837, 22246), (882, 21111), (1302, 14301), (1323, 14074), (1362, 13671), (1519, 12258), (1589, 11718), (1674, 11123), (1953, 9534), (2043, 9114), (2646, 7037), (3038, 6129), (3178, 5859), (3906, 4767), (4086, 4557)]