19012281

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 25804800

約数和(自身を除く): 6792519

約数列:

[1, 3, 127, 139, 359, 381, 417, 1077, 17653, 45593, 49901, 52959, 136779, 149703, 6337427, 19012281]

約数ペア:

[(1, 19012281), (3, 6337427), (127, 149703), (139, 136779), (359, 52959), (381, 49901), (417, 45593), (1077, 17653)]