20237644

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{9901}}^1$

素因数の和:9985

約数の個数: 24

約数和(自身を含む): 41033888

約数和(自身を除く): 20796244

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 9901, 19802, 39604, 69307, 138614, 277228, 722773, 1445546, 2891092, 5059411, 10118822, 20237644]

約数ペア:

[(1, 20237644), (2, 10118822), (4, 5059411), (7, 2891092), (14, 1445546), (28, 722773), (73, 277228), (146, 138614), (292, 69307), (511, 39604), (1022, 19802), (2044, 9901)]