19961478

素因数分解:

$2^1\times 3^6\times {\mathrm{13691}}^1$

素因数の和:13711

約数の個数: 28

約数和(自身を含む): 44896068

約数和(自身を除く): 24934590

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 13691, 27382, 41073, 82146, 123219, 246438, 369657, 739314, 1108971, 2217942, 3326913, 6653826, 9980739, 19961478]

約数ペア:

[(1, 19961478), (2, 9980739), (3, 6653826), (6, 3326913), (9, 2217942), (18, 1108971), (27, 739314), (54, 369657), (81, 246438), (162, 123219), (243, 82146), (486, 41073), (729, 27382), (1458, 13691)]