19529938

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1171}}^1$

素因数の和:1473

約数の個数: 16

約数和(自身を含む): 30378240

約数和(自身を除く): 10848302

約数列:

[1, 2, 31, 62, 269, 538, 1171, 2342, 8339, 16678, 36301, 72602, 314999, 629998, 9764969, 19529938]

約数ペア:

[(1, 19529938), (2, 9764969), (31, 629998), (62, 314999), (269, 72602), (538, 36301), (1171, 16678), (2342, 8339)]