19872495

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{10771}}^1$

素因数の和:10823

約数の個数: 24

約数和(自身を含む): 35289072

約数和(自身を除く): 15416577

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 10771, 32313, 53855, 96939, 161565, 441611, 484695, 1324833, 2208055, 3974499, 6624165, 19872495]

約数ペア:

[(1, 19872495), (3, 6624165), (5, 3974499), (9, 2208055), (15, 1324833), (41, 484695), (45, 441611), (123, 161565), (205, 96939), (369, 53855), (615, 32313), (1845, 10771)]