19481517

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{10357}}^1$

素因数の和:10393

約数の個数: 24

約数和(自身を含む): 32316960

約数和(自身を除く): 12835443

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 10357, 31071, 93213, 113927, 196783, 341781, 590349, 1025343, 1771047, 2164613, 6493839, 19481517]

約数ペア:

[(1, 19481517), (3, 6493839), (9, 2164613), (11, 1771047), (19, 1025343), (33, 590349), (57, 341781), (99, 196783), (171, 113927), (209, 93213), (627, 31071), (1881, 10357)]