80491486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{19433}}^1$

素因数の和:19563

約数の個数: 16

約数和(自身を含む): 128264400

約数和(自身を除く): 47772914

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 19433, 38866, 369227, 738454, 2118197, 4236394, 40245743, 80491486]

約数ペア:

[(1, 80491486), (2, 40245743), (19, 4236394), (38, 2118197), (109, 738454), (218, 369227), (2071, 38866), (4142, 19433)]