20024389

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 25740288

約数和(自身を除く): 5715899

約数列:

[1, 7, 11, 49, 77, 97, 383, 539, 679, 1067, 2681, 4213, 4753, 7469, 18767, 29491, 37151, 52283, 206437, 260057, 408661, 1820399, 2860627, 20024389]

約数ペア:

[(1, 20024389), (7, 2860627), (11, 1820399), (49, 408661), (77, 260057), (97, 206437), (383, 52283), (539, 37151), (679, 29491), (1067, 18767), (2681, 7469), (4213, 4753)]