19371191

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{607}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 22880256

約数和(自身を除く): 3509065

約数列:

[1, 7, 47, 97, 329, 607, 679, 4249, 4559, 28529, 31913, 58879, 199703, 412153, 2767313, 19371191]

約数ペア:

[(1, 19371191), (7, 2767313), (47, 412153), (97, 199703), (329, 58879), (607, 31913), (679, 28529), (4249, 4559)]