18415998

素因数分解:

$2^1\times 3^6\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:780

約数の個数: 56

約数和(自身を含む): 43912368

約数和(自身を除く): 25496370

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 729, 743, 918, 1377, 1458, 1486, 2229, 2754, 4131, 4458, 6687, 8262, 12393, 12631, 13374, 20061, 24786, 25262, 37893, 40122, 60183, 75786, 113679, 120366, 180549, 227358, 341037, 361098, 541647, 682074, 1023111, 1083294, 2046222, 3069333, 6138666, 9207999, 18415998]

約数ペア:

[(1, 18415998), (2, 9207999), (3, 6138666), (6, 3069333), (9, 2046222), (17, 1083294), (18, 1023111), (27, 682074), (34, 541647), (51, 361098), (54, 341037), (81, 227358), (102, 180549), (153, 120366), (162, 113679), (243, 75786), (306, 60183), (459, 40122), (486, 37893), (729, 25262), (743, 24786), (918, 20061), (1377, 13374), (1458, 12631), (1486, 12393), (2229, 8262), (2754, 6687), (4131, 4458)]