18687824

素因数分解:

$2^4\times {\mathrm{1013}}^1\times {\mathrm{1153}}^1$

素因数の和:2174

約数の個数: 20

約数和(自身を含む): 36274836

約数和(自身を除く): 17587012

約数列:

[1, 2, 4, 8, 16, 1013, 1153, 2026, 2306, 4052, 4612, 8104, 9224, 16208, 18448, 1167989, 2335978, 4671956, 9343912, 18687824]

約数ペア:

[(1, 18687824), (2, 9343912), (4, 4671956), (8, 2335978), (16, 1167989), (1013, 18448), (1153, 16208), (2026, 9224), (2306, 8104), (4052, 4612)]