20175588

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{2099}}^1$

素因数の和:2201

約数の個数: 48

約数和(自身を含む): 52920000

約数和(自身を除く): 32744412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2099, 2403, 3204, 4198, 4806, 6297, 8396, 9612, 12594, 18891, 25188, 37782, 56673, 75564, 113346, 186811, 226692, 373622, 560433, 747244, 1120866, 1681299, 2241732, 3362598, 5043897, 6725196, 10087794, 20175588]

約数ペア:

[(1, 20175588), (2, 10087794), (3, 6725196), (4, 5043897), (6, 3362598), (9, 2241732), (12, 1681299), (18, 1120866), (27, 747244), (36, 560433), (54, 373622), (89, 226692), (108, 186811), (178, 113346), (267, 75564), (356, 56673), (534, 37782), (801, 25188), (1068, 18891), (1602, 12594), (2099, 9612), (2403, 8396), (3204, 6297), (4198, 4806)]