19687466

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:757

約数の個数: 16

約数和(自身を含む): 30004128

約数和(自身を除く): 10316662

約数列:

[1, 2, 131, 163, 262, 326, 461, 922, 21353, 42706, 60391, 75143, 120782, 150286, 9843733, 19687466]

約数ペア:

[(1, 19687466), (2, 9843733), (131, 150286), (163, 120782), (262, 75143), (326, 60391), (461, 42706), (922, 21353)]