20895286

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:767

約数の個数: 16

約数和(自身を含む): 31833648

約数和(自身を除く): 10938362

約数列:

[1, 2, 131, 173, 262, 346, 461, 922, 22663, 45326, 60391, 79753, 120782, 159506, 10447643, 20895286]

約数ペア:

[(1, 20895286), (2, 10447643), (131, 159506), (173, 120782), (262, 79753), (346, 60391), (461, 45326), (922, 22663)]