19381869

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{55219}}^1$

素因数の和:55241

約数の個数: 16

約数和(自身を含む): 30923200

約数和(自身を除く): 11541331

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 55219, 165657, 496971, 717847, 1490913, 2153541, 6460623, 19381869]

約数ペア:

[(1, 19381869), (3, 6460623), (9, 2153541), (13, 1490913), (27, 717847), (39, 496971), (117, 165657), (351, 55219)]