19247470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15907}}^1$

素因数の和:15936

約数の個数: 24

約数和(自身を含む): 38083752

約数和(自身を除く): 18836282

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 15907, 31814, 79535, 159070, 174977, 349954, 874885, 1749770, 1924747, 3849494, 9623735, 19247470]

約数ペア:

[(1, 19247470), (2, 9623735), (5, 3849494), (10, 1924747), (11, 1749770), (22, 874885), (55, 349954), (110, 174977), (121, 159070), (242, 79535), (605, 31814), (1210, 15907)]