20688520594

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2973343}}^1$

素因数の和:2973430

約数の個数: 24

約数和(自身を含む): 36607811328

約数和(自身を除く): 15919290734

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 994, 3479, 6958, 2973343, 5946686, 20813401, 41626802, 145693807, 211107353, 291387614, 422214706, 1477751471, 2955502942, 10344260297, 20688520594]

約数ペア:

[(1, 20688520594), (2, 10344260297), (7, 2955502942), (14, 1477751471), (49, 422214706), (71, 291387614), (98, 211107353), (142, 145693807), (497, 41626802), (994, 20813401), (3479, 5946686), (6958, 2973343)]