19704519

素因数分解:

$3^3\times {\mathrm{269}}^1\times {\mathrm{2713}}^1$

素因数の和:2991

約数の個数: 16

約数和(自身を含む): 29311200

約数和(自身を除く): 9606681

約数列:

[1, 3, 9, 27, 269, 807, 2421, 2713, 7263, 8139, 24417, 73251, 729797, 2189391, 6568173, 19704519]

約数ペア:

[(1, 19704519), (3, 6568173), (9, 2189391), (27, 729797), (269, 73251), (807, 24417), (2421, 8139), (2713, 7263)]