19483515

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10069}}^1$

素因数の和:10123

約数の個数: 24

約数和(自身を含む): 34560240

約数和(自身を除く): 15076725

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 10069, 30207, 50345, 90621, 151035, 432967, 453105, 1298901, 2164835, 3896703, 6494505, 19483515]

約数ペア:

[(1, 19483515), (3, 6494505), (5, 3896703), (9, 2164835), (15, 1298901), (43, 453105), (45, 432967), (129, 151035), (215, 90621), (387, 50345), (645, 30207), (1935, 10069)]