1951871792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{132169}}^1$

素因数の和:132261

約数の個数: 40

約数和(自身を含む): 4130048160

約数和(自身を除く): 2178176368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 7384, 14768, 132169, 264338, 528676, 1057352, 1718197, 2114704, 3436394, 6872788, 9383999, 13745576, 18767998, 27491152, 37535996, 75071992, 121991987, 150143984, 243983974, 487967948, 975935896, 1951871792]

約数ペア:

[(1, 1951871792), (2, 975935896), (4, 487967948), (8, 243983974), (13, 150143984), (16, 121991987), (26, 75071992), (52, 37535996), (71, 27491152), (104, 18767998), (142, 13745576), (208, 9383999), (284, 6872788), (568, 3436394), (923, 2114704), (1136, 1718197), (1846, 1057352), (3692, 528676), (7384, 264338), (14768, 132169)]