25978064

素因数分解:

$2^4\times 7^1\times {\mathrm{231947}}^1$

素因数の和:231962

約数の個数: 20

約数和(自身を含む): 57523104

約数和(自身を除く): 31545040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 231947, 463894, 927788, 1623629, 1855576, 3247258, 3711152, 6494516, 12989032, 25978064]

約数ペア:

[(1, 25978064), (2, 12989032), (4, 6494516), (7, 3711152), (8, 3247258), (14, 1855576), (16, 1623629), (28, 927788), (56, 463894), (112, 231947)]