18272566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 31772160

約数和(自身を除く): 13499594

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 787, 893, 1222, 1574, 1786, 10231, 11609, 14953, 20462, 23218, 29906, 36989, 73978, 194389, 388778, 480857, 702791, 961714, 1405582, 9136283, 18272566]

約数ペア:

[(1, 18272566), (2, 9136283), (13, 1405582), (19, 961714), (26, 702791), (38, 480857), (47, 388778), (94, 194389), (247, 73978), (494, 36989), (611, 29906), (787, 23218), (893, 20462), (1222, 14953), (1574, 11609), (1786, 10231)]