19928967

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2753}}^1$

素因数の和:2902

約数の個数: 16

約数和(自身を含む): 28200960

約数和(自身を除く): 8271993

約数列:

[1, 3, 19, 57, 127, 381, 2413, 2753, 7239, 8259, 52307, 156921, 349631, 1048893, 6642989, 19928967]

約数ペア:

[(1, 19928967), (3, 6642989), (19, 1048893), (57, 349631), (127, 156921), (381, 52307), (2413, 8259), (2753, 7239)]