18965202057

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{4327}}^1$

素因数の和:5420

約数の個数: 48

約数和(自身を含む): 30115193472

約数和(自身を除く): 11149991415

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1061, 1377, 3183, 4131, 4327, 9549, 12981, 18037, 28647, 38943, 54111, 73559, 85941, 116829, 162333, 220677, 257823, 350487, 486999, 662031, 1051461, 1460997, 1986093, 4382991, 4590947, 5958279, 13772841, 17874837, 41318523, 78046099, 123955569, 234138297, 371866707, 702414891, 1115600121, 2107244673, 6321734019, 18965202057]

約数ペア:

[(1, 18965202057), (3, 6321734019), (9, 2107244673), (17, 1115600121), (27, 702414891), (51, 371866707), (81, 234138297), (153, 123955569), (243, 78046099), (459, 41318523), (1061, 17874837), (1377, 13772841), (3183, 5958279), (4131, 4590947), (4327, 4382991), (9549, 1986093), (12981, 1460997), (18037, 1051461), (28647, 662031), (38943, 486999), (54111, 350487), (73559, 257823), (85941, 220677), (116829, 162333)]