19901106

素因数分解:

$2^1\times 3^3\times {\mathrm{368539}}^1$

素因数の和:368550

約数の個数: 16

約数和(自身を含む): 44224800

約数和(自身を除く): 24323694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 368539, 737078, 1105617, 2211234, 3316851, 6633702, 9950553, 19901106]

約数ペア:

[(1, 19901106), (2, 9950553), (3, 6633702), (6, 3316851), (9, 2211234), (18, 1105617), (27, 737078), (54, 368539)]