20147642154

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{971}}^1\times {\mathrm{15791}}^1$

素因数の和:16843

約数の個数: 48

約数和(自身を含む): 44299592064

約数和(自身を除く): 24151949910

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 971, 1314, 1942, 2913, 5826, 8739, 15791, 17478, 31582, 47373, 70883, 94746, 141766, 142119, 212649, 284238, 425298, 637947, 1152743, 1275894, 2305486, 3458229, 6916458, 10374687, 15333061, 20749374, 30666122, 45999183, 91998366, 137997549, 275995098, 1119313453, 2238626906, 3357940359, 6715880718, 10073821077, 20147642154]

約数ペア:

[(1, 20147642154), (2, 10073821077), (3, 6715880718), (6, 3357940359), (9, 2238626906), (18, 1119313453), (73, 275995098), (146, 137997549), (219, 91998366), (438, 45999183), (657, 30666122), (971, 20749374), (1314, 15333061), (1942, 10374687), (2913, 6916458), (5826, 3458229), (8739, 2305486), (15791, 1275894), (17478, 1152743), (31582, 637947), (47373, 425298), (70883, 284238), (94746, 212649), (141766, 142119)]