20169899721

素因数分解:

$3^3\times {\mathrm{1327}}^1\times {\mathrm{562949}}^1$

素因数の和:564285

約数の個数: 16

約数和(自身を含む): 29903904000

約数和(自身を除く): 9734004279

約数列:

[1, 3, 9, 27, 1327, 3981, 11943, 35829, 562949, 1688847, 5066541, 15199623, 747033323, 2241099969, 6723299907, 20169899721]

約数ペア:

[(1, 20169899721), (3, 6723299907), (9, 2241099969), (27, 747033323), (1327, 15199623), (3981, 5066541), (11943, 1688847), (35829, 562949)]