20443336

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{19507}}^1$

素因数の和:19644

約数の個数: 16

約数和(自身を含む): 38625840

約数和(自身を除く): 18182504

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 19507, 39014, 78028, 156056, 2555417, 5110834, 10221668, 20443336]

約数ペア:

[(1, 20443336), (2, 10221668), (4, 5110834), (8, 2555417), (131, 156056), (262, 78028), (524, 39014), (1048, 19507)]