81844172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2633}}^1$

素因数の和:3065

約数の個数: 24

約数和(自身を含む): 151191600

約数和(自身を除く): 69347428

約数列:

[1, 2, 4, 19, 38, 76, 409, 818, 1636, 2633, 5266, 7771, 10532, 15542, 31084, 50027, 100054, 200108, 1076897, 2153794, 4307588, 20461043, 40922086, 81844172]

約数ペア:

[(1, 81844172), (2, 40922086), (4, 20461043), (19, 4307588), (38, 2153794), (76, 1076897), (409, 200108), (818, 100054), (1636, 50027), (2633, 31084), (5266, 15542), (7771, 10532)]