19368293

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:812

約数の個数: 16

約数和(自身を含む): 22867584

約数和(自身を除く): 3499291

約数列:

[1, 7, 61, 67, 427, 469, 677, 4087, 4739, 28609, 41297, 45359, 289079, 317513, 2766899, 19368293]

約数ペア:

[(1, 19368293), (7, 2766899), (61, 317513), (67, 289079), (427, 45359), (469, 41297), (677, 28609), (4087, 4739)]