18207956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{719}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 34433280

約数和(自身を除く): 16225324

約数列:

[1, 2, 4, 13, 26, 52, 487, 719, 974, 1438, 1948, 2876, 6331, 9347, 12662, 18694, 25324, 37388, 350153, 700306, 1400612, 4551989, 9103978, 18207956]

約数ペア:

[(1, 18207956), (2, 9103978), (4, 4551989), (13, 1400612), (26, 700306), (52, 350153), (487, 37388), (719, 25324), (974, 18694), (1438, 12662), (1948, 9347), (2876, 6331)]