20195905916

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{162870209}}^1$

素因数の和:162870244

約数の個数: 12

約数和(自身を含む): 36482927040

約数和(自身を除く): 16287021124

約数列:

[1, 2, 4, 31, 62, 124, 162870209, 325740418, 651480836, 5048976479, 10097952958, 20195905916]

約数ペア:

[(1, 20195905916), (2, 10097952958), (4, 5048976479), (31, 651480836), (62, 325740418), (124, 162870209)]