20899158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5591}}^1$

素因数の和:5692

約数の個数: 32

約数和(自身を含む): 48314880

約数和(自身を除く): 27415722

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5591, 11182, 16773, 33546, 39137, 78274, 117411, 234822, 497599, 995198, 1492797, 2985594, 3483193, 6966386, 10449579, 20899158]

約数ペア:

[(1, 20899158), (2, 10449579), (3, 6966386), (6, 3483193), (7, 2985594), (14, 1492797), (21, 995198), (42, 497599), (89, 234822), (178, 117411), (267, 78274), (534, 39137), (623, 33546), (1246, 16773), (1869, 11182), (3738, 5591)]