820191242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1017607}}^1$

素因数の和:1017653

約数の個数: 16

約数和(自身を含む): 1367665152

約数和(自身を除く): 547473910

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 1017607, 2035214, 13228891, 26457782, 31545817, 63091634, 410095621, 820191242]

約数ペア:

[(1, 820191242), (2, 410095621), (13, 63091634), (26, 31545817), (31, 26457782), (62, 13228891), (403, 2035214), (806, 1017607)]