19715349

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{887}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 27279360

約数和(自身を除く): 7564011

約数列:

[1, 3, 31, 93, 239, 717, 887, 2661, 7409, 22227, 27497, 82491, 211993, 635979, 6571783, 19715349]

約数ペア:

[(1, 19715349), (3, 6571783), (31, 635979), (93, 211993), (239, 82491), (717, 27497), (887, 22227), (2661, 7409)]