18893849

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 21202944

約数和(自身を除く): 2309095

約数列:

[1, 13, 31, 173, 271, 403, 2249, 3523, 5363, 8401, 46883, 69719, 109213, 609479, 1453373, 18893849]

約数ペア:

[(1, 18893849), (13, 1453373), (31, 609479), (173, 109213), (271, 69719), (403, 46883), (2249, 8401), (3523, 5363)]