161236704004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2121535579}}^1$

素因数の和:2121535602

約数の個数: 12

約数和(自身を含む): 297014981200

約数和(自身を除く): 135778277196

約数列:

[1, 2, 4, 19, 38, 76, 2121535579, 4243071158, 8486142316, 40309176001, 80618352002, 161236704004]

約数ペア:

[(1, 161236704004), (2, 80618352002), (4, 40309176001), (19, 8486142316), (38, 4243071158), (76, 2121535579)]