19872214

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8573}}^1$

素因数の和:8655

約数の個数: 16

約数和(自身を含む): 31895280

約数和(自身を除く): 12023066

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8573, 17146, 162887, 325774, 522953, 1045906, 9936107, 19872214]

約数ペア:

[(1, 19872214), (2, 9936107), (19, 1045906), (38, 522953), (61, 325774), (122, 162887), (1159, 17146), (2318, 8573)]