19554810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5387}}^1$

素因数の和:5419

約数の個数: 48

約数和(自身を含む): 51595488

約数和(自身を除く): 32040678

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3630, 5387, 10774, 16161, 26935, 32322, 53870, 59257, 80805, 118514, 161610, 177771, 296285, 355542, 592570, 651827, 888855, 1303654, 1777710, 1955481, 3259135, 3910962, 6518270, 9777405, 19554810]

約数ペア:

[(1, 19554810), (2, 9777405), (3, 6518270), (5, 3910962), (6, 3259135), (10, 1955481), (11, 1777710), (15, 1303654), (22, 888855), (30, 651827), (33, 592570), (55, 355542), (66, 296285), (110, 177771), (121, 161610), (165, 118514), (242, 80805), (330, 59257), (363, 53870), (605, 32322), (726, 26935), (1210, 16161), (1815, 10774), (3630, 5387)]