19185573

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{827}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 30205440

約数和(自身を除く): 11019867

約数列:

[1, 3, 11, 19, 33, 37, 57, 111, 209, 407, 627, 703, 827, 1221, 2109, 2481, 7733, 9097, 15713, 23199, 27291, 30599, 47139, 91797, 172843, 336589, 518529, 581381, 1009767, 1744143, 6395191, 19185573]

約数ペア:

[(1, 19185573), (3, 6395191), (11, 1744143), (19, 1009767), (33, 581381), (37, 518529), (57, 336589), (111, 172843), (209, 91797), (407, 47139), (627, 30599), (703, 27291), (827, 23199), (1221, 15713), (2109, 9097), (2481, 7733)]