20210872719

素因数分解:

$3^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 27334195200

約数和(自身を除く): 7123322481

約数列:

[1, 3, 233, 239, 311, 389, 699, 717, 933, 1167, 55687, 72463, 74329, 90637, 92971, 120979, 167061, 217389, 222987, 271911, 278913, 362937, 17318657, 21662243, 28188107, 28913981, 51955971, 64986729, 84564321, 86741943, 6736957573, 20210872719]

約数ペア:

[(1, 20210872719), (3, 6736957573), (233, 86741943), (239, 84564321), (311, 64986729), (389, 51955971), (699, 28913981), (717, 28188107), (933, 21662243), (1167, 17318657), (55687, 362937), (72463, 278913), (74329, 271911), (90637, 222987), (92971, 217389), (120979, 167061)]