18430972

素因数分解:

$2^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1571}}^1$

素因数の和:2001

約数の個数: 24

約数和(自身を含む): 36973440

約数和(自身を除く): 18542468

約数列:

[1, 2, 4, 7, 14, 28, 419, 838, 1571, 1676, 2933, 3142, 5866, 6284, 10997, 11732, 21994, 43988, 658249, 1316498, 2632996, 4607743, 9215486, 18430972]

約数ペア:

[(1, 18430972), (2, 9215486), (4, 4607743), (7, 2632996), (14, 1316498), (28, 658249), (419, 43988), (838, 21994), (1571, 11732), (1676, 10997), (2933, 6284), (3142, 5866)]