19940481

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10601}}^1$

素因数の和:10637

約数の個数: 24

約数和(自身を含む): 33078240

約数和(自身を除く): 13137759

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 10601, 31803, 95409, 116611, 201419, 349833, 604257, 1049499, 1812771, 2215609, 6646827, 19940481]

約数ペア:

[(1, 19940481), (3, 6646827), (9, 2215609), (11, 1812771), (19, 1049499), (33, 604257), (57, 349833), (99, 201419), (171, 116611), (209, 95409), (627, 31803), (1881, 10601)]