19853361

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6469}}^1$

素因数の和:6517

約数の個数: 24

約数和(自身を含む): 32298240

約数和(自身を除く): 12444879

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 6469, 19407, 58221, 71159, 200539, 213477, 601617, 640431, 1804851, 2205929, 6617787, 19853361]

約数ペア:

[(1, 19853361), (3, 6617787), (9, 2205929), (11, 1804851), (31, 640431), (33, 601617), (93, 213477), (99, 200539), (279, 71159), (341, 58221), (1023, 19407), (3069, 6469)]