989883926

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1\times {\mathrm{13163}}^1$

素因数の和:15163

約数の個数: 16

約数和(自身を含む): 1563883200

約数和(自身を除く): 573999274

約数列:

[1, 2, 19, 38, 1979, 3958, 13163, 26326, 37601, 75202, 250097, 500194, 26049577, 52099154, 494941963, 989883926]

約数ペア:

[(1, 989883926), (2, 494941963), (19, 52099154), (38, 26049577), (1979, 500194), (3958, 250097), (13163, 75202), (26326, 37601)]