18485558

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{601}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 34386240

約数和(自身を除く): 15900682

約数列:

[1, 2, 7, 13, 14, 26, 91, 169, 182, 338, 601, 1183, 1202, 2197, 2366, 4207, 4394, 7813, 8414, 15379, 15626, 30758, 54691, 101569, 109382, 203138, 710983, 1320397, 1421966, 2640794, 9242779, 18485558]

約数ペア:

[(1, 18485558), (2, 9242779), (7, 2640794), (13, 1421966), (14, 1320397), (26, 710983), (91, 203138), (169, 109382), (182, 101569), (338, 54691), (601, 30758), (1183, 15626), (1202, 15379), (2197, 8414), (2366, 7813), (4207, 4394)]