19158889451

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{253703}}^1$

素因数の和:253910

約数の個数: 16

約数和(自身を含む): 21325343424

約数和(自身を除く): 2166453973

約数列:

[1, 13, 37, 157, 481, 2041, 5809, 75517, 253703, 3298139, 9387011, 39831371, 122031143, 517807823, 1473760727, 19158889451]

約数ペア:

[(1, 19158889451), (13, 1473760727), (37, 517807823), (157, 122031143), (481, 39831371), (2041, 9387011), (5809, 3298139), (75517, 253703)]