19368729

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1877

約数の個数: 24

約数和(自身を含む): 30056832

約数和(自身を除く): 10688103

約数列:

[1, 3, 9, 17, 51, 71, 153, 213, 639, 1207, 1783, 3621, 5349, 10863, 16047, 30311, 90933, 126593, 272799, 379779, 1139337, 2152081, 6456243, 19368729]

約数ペア:

[(1, 19368729), (3, 6456243), (9, 2152081), (17, 1139337), (51, 379779), (71, 272799), (153, 126593), (213, 90933), (639, 30311), (1207, 16047), (1783, 10863), (3621, 5349)]