2000820004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{26326579}}^1$

素因数の和:26326602

約数の個数: 12

約数和(自身を含む): 3685721200

約数和(自身を除く): 1684901196

約数列:

[1, 2, 4, 19, 38, 76, 26326579, 52653158, 105306316, 500205001, 1000410002, 2000820004]

約数ペア:

[(1, 2000820004), (2, 1000410002), (4, 500205001), (19, 105306316), (38, 52653158), (76, 26326579)]