20319463353

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{205129}}^1$

素因数の和:205281

約数の個数: 32

約数和(自身を含む): 31901817600

約数和(自身を除く): 11582354247

約数列:

[1, 3, 7, 21, 53, 89, 159, 267, 371, 623, 1113, 1869, 4717, 14151, 33019, 99057, 205129, 615387, 1435903, 4307709, 10871837, 18256481, 32615511, 54769443, 76102859, 127795367, 228308577, 383386101, 967593493, 2902780479, 6773154451, 20319463353]

約数ペア:

[(1, 20319463353), (3, 6773154451), (7, 2902780479), (21, 967593493), (53, 383386101), (89, 228308577), (159, 127795367), (267, 76102859), (371, 54769443), (623, 32615511), (1113, 18256481), (1869, 10871837), (4717, 4307709), (14151, 1435903), (33019, 615387), (99057, 205129)]