1804202019

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{24943}}^1$

素因数の和:25021

約数の個数: 40

約数和(自身を含む): 2897495040

約数和(自身を除く): 1093293021

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 423, 513, 893, 1269, 1539, 2679, 3807, 8037, 24111, 24943, 72333, 74829, 224487, 473917, 673461, 1172321, 1421751, 2020383, 3516963, 4265253, 10550889, 12795759, 22274099, 31652667, 38387277, 66822297, 94958001, 200466891, 601400673, 1804202019]

約数ペア:

[(1, 1804202019), (3, 601400673), (9, 200466891), (19, 94958001), (27, 66822297), (47, 38387277), (57, 31652667), (81, 22274099), (141, 12795759), (171, 10550889), (423, 4265253), (513, 3516963), (893, 2020383), (1269, 1421751), (1539, 1172321), (2679, 673461), (3807, 473917), (8037, 224487), (24111, 74829), (24943, 72333)]