19317254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 13341946

約数列:

[1, 2, 11, 22, 71, 83, 142, 149, 166, 298, 781, 913, 1562, 1639, 1826, 3278, 5893, 10579, 11786, 12367, 21158, 24734, 64823, 116369, 129646, 136037, 232738, 272074, 878057, 1756114, 9658627, 19317254]

約数ペア:

[(1, 19317254), (2, 9658627), (11, 1756114), (22, 878057), (71, 272074), (83, 232738), (142, 136037), (149, 129646), (166, 116369), (298, 64823), (781, 24734), (913, 21158), (1562, 12367), (1639, 11786), (1826, 10579), (3278, 5893)]