20642114

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:610

約数の個数: 24

約数和(自身を含む): 33421248

約数和(自身を除く): 12779134

約数列:

[1, 2, 17, 34, 71, 142, 289, 503, 578, 1006, 1207, 2414, 8551, 17102, 20519, 35713, 41038, 71426, 145367, 290734, 607121, 1214242, 10321057, 20642114]

約数ペア:

[(1, 20642114), (2, 10321057), (17, 1214242), (34, 607121), (71, 290734), (142, 145367), (289, 71426), (503, 41038), (578, 35713), (1006, 20519), (1207, 17102), (2414, 8551)]