19299412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{438623}}^1$

素因数の和:438638

約数の個数: 12

約数和(自身を含む): 36844416

約数和(自身を除く): 17545004

約数列:

[1, 2, 4, 11, 22, 44, 438623, 877246, 1754492, 4824853, 9649706, 19299412]

約数ペア:

[(1, 19299412), (2, 9649706), (4, 4824853), (11, 1754492), (22, 877246), (44, 438623)]