18163019

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 21669120

約数和(自身を除く): 3506101

約数列:

[1, 7, 29, 131, 203, 683, 917, 3799, 4781, 19807, 26593, 89473, 138649, 626311, 2594717, 18163019]

約数ペア:

[(1, 18163019), (7, 2594717), (29, 626311), (131, 138649), (203, 89473), (683, 26593), (917, 19807), (3799, 4781)]