19178127

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{4013}}^1$

素因数の和:4084

約数の個数: 20

約数和(自身を含む): 29141640

約数和(自身を除く): 9963513

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4013, 4779, 12039, 36117, 108351, 236767, 325053, 710301, 2130903, 6392709, 19178127]

約数ペア:

[(1, 19178127), (3, 6392709), (9, 2130903), (27, 710301), (59, 325053), (81, 236767), (177, 108351), (531, 36117), (1593, 12039), (4013, 4779)]