19900996866

素因数分解:

$2^1\times 3^3\times {\mathrm{368536979}}^1$

素因数の和:368536990

約数の個数: 16

約数和(自身を含む): 44224437600

約数和(自身を除く): 24323440734

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 368536979, 737073958, 1105610937, 2211221874, 3316832811, 6633665622, 9950498433, 19900996866]

約数ペア:

[(1, 19900996866), (2, 9950498433), (3, 6633665622), (6, 3316832811), (9, 2211221874), (18, 1105610937), (27, 737073958), (54, 368536979)]