18319788

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{6971}}^1$

素因数の和:7054

約数の個数: 36

約数和(自身を含む): 46949448

約数和(自身を除く): 28629660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 6971, 13942, 20913, 27884, 41826, 62739, 83652, 125478, 250956, 508883, 1017766, 1526649, 2035532, 3053298, 4579947, 6106596, 9159894, 18319788]

約数ペア:

[(1, 18319788), (2, 9159894), (3, 6106596), (4, 4579947), (6, 3053298), (9, 2035532), (12, 1526649), (18, 1017766), (36, 508883), (73, 250956), (146, 125478), (219, 83652), (292, 62739), (438, 41826), (657, 27884), (876, 20913), (1314, 13942), (2628, 6971)]