19546407

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 30120960

約数和(自身を除く): 10574553

約数列:

[1, 3, 9, 27, 47, 73, 141, 211, 219, 423, 633, 657, 1269, 1899, 1971, 3431, 5697, 9917, 10293, 15403, 29751, 30879, 46209, 89253, 92637, 138627, 267759, 415881, 723941, 2171823, 6515469, 19546407]

約数ペア:

[(1, 19546407), (3, 6515469), (9, 2171823), (27, 723941), (47, 415881), (73, 267759), (141, 138627), (211, 92637), (219, 89253), (423, 46209), (633, 30879), (657, 29751), (1269, 15403), (1899, 10293), (1971, 9917), (3431, 5697)]