19937575

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1931}}^1$

素因数の和:2007

約数の個数: 24

約数和(自身を含む): 28748160

約数和(自身を除く): 8810585

約数列:

[1, 5, 7, 25, 35, 59, 175, 295, 413, 1475, 1931, 2065, 9655, 10325, 13517, 48275, 67585, 113929, 337925, 569645, 797503, 2848225, 3987515, 19937575]

約数ペア:

[(1, 19937575), (5, 3987515), (7, 2848225), (25, 797503), (35, 569645), (59, 337925), (175, 113929), (295, 67585), (413, 48275), (1475, 13517), (1931, 10325), (2065, 9655)]