18533691

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 31928512

約数和(自身を除く): 13394821

約数列:

[1, 3, 9, 11, 27, 31, 33, 61, 81, 93, 99, 121, 183, 279, 297, 341, 363, 549, 671, 837, 891, 1023, 1089, 1647, 1891, 2013, 2511, 3069, 3267, 3751, 4941, 5673, 6039, 7381, 9207, 9801, 11253, 17019, 18117, 20801, 22143, 27621, 33759, 51057, 54351, 62403, 66429, 101277, 153171, 187209, 199287, 228811, 303831, 561627, 597861, 686433, 1684881, 2059299, 6177897, 18533691]

約数ペア:

[(1, 18533691), (3, 6177897), (9, 2059299), (11, 1684881), (27, 686433), (31, 597861), (33, 561627), (61, 303831), (81, 228811), (93, 199287), (99, 187209), (121, 153171), (183, 101277), (279, 66429), (297, 62403), (341, 54351), (363, 51057), (549, 33759), (671, 27621), (837, 22143), (891, 20801), (1023, 18117), (1089, 17019), (1647, 11253), (1891, 9801), (2013, 9207), (2511, 7381), (3069, 6039), (3267, 5673), (3751, 4941)]