19128447

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{54497}}^1$

素因数の和:54519

約数の個数: 16

約数和(自身を含む): 30518880

約数和(自身を除く): 11390433

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 54497, 163491, 490473, 708461, 1471419, 2125383, 6376149, 19128447]

約数ペア:

[(1, 19128447), (3, 6376149), (9, 2125383), (13, 1471419), (27, 708461), (39, 490473), (117, 163491), (351, 54497)]