19256139

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16087}}^1$

素因数の和:16119

約数の個数: 24

約数和(自身を含む): 33463040

約数和(自身を除く): 14206901

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 16087, 48261, 112609, 144783, 305653, 337827, 916959, 1013481, 2139571, 2750877, 6418713, 19256139]

約数ペア:

[(1, 19256139), (3, 6418713), (7, 2750877), (9, 2139571), (19, 1013481), (21, 916959), (57, 337827), (63, 305653), (133, 144783), (171, 112609), (399, 48261), (1197, 16087)]