638045942396

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{3890524039}}^1$

素因数の和:3890524084

約数の個数: 12

約数和(自身を含む): 1143814067760

約数和(自身を除く): 505768125364

約数列:

[1, 2, 4, 41, 82, 164, 3890524039, 7781048078, 15562096156, 159511485599, 319022971198, 638045942396]

約数ペア:

[(1, 638045942396), (2, 319022971198), (4, 159511485599), (41, 15562096156), (82, 7781048078), (164, 3890524039)]