18697833

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26981}}^1$

素因数の和:27005

約数の個数: 24

約数和(自身を含む): 33673536

約数和(自身を除く): 14975703

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 26981, 80943, 188867, 242829, 296791, 566601, 890373, 1699803, 2077537, 2671119, 6232611, 18697833]

約数ペア:

[(1, 18697833), (3, 6232611), (7, 2671119), (9, 2077537), (11, 1699803), (21, 890373), (33, 566601), (63, 296791), (77, 242829), (99, 188867), (231, 80943), (693, 26981)]