31896886

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 56689920

約数和(自身を除く): 24793034

約数列:

[1, 2, 7, 14, 37, 74, 139, 259, 278, 443, 518, 886, 973, 1946, 3101, 5143, 6202, 10286, 16391, 32782, 36001, 61577, 72002, 114737, 123154, 229474, 431039, 862078, 2278349, 4556698, 15948443, 31896886]

約数ペア:

[(1, 31896886), (2, 15948443), (7, 4556698), (14, 2278349), (37, 862078), (74, 431039), (139, 229474), (259, 123154), (278, 114737), (443, 72002), (518, 61577), (886, 36001), (973, 32782), (1946, 16391), (3101, 10286), (5143, 6202)]