20743974

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26801}}^1$

素因数の和:26852

約数の個数: 24

約数和(自身を含む): 45992232

約数和(自身を除く): 25248258

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26801, 53602, 80403, 160806, 241209, 482418, 1152443, 2304886, 3457329, 6914658, 10371987, 20743974]

約数ペア:

[(1, 20743974), (2, 10371987), (3, 6914658), (6, 3457329), (9, 2304886), (18, 1152443), (43, 482418), (86, 241209), (129, 160806), (258, 80403), (387, 53602), (774, 26801)]