20199113918

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{457}}^1\times {\mathrm{85991}}^1$

素因数の和:86707

約数の個数: 16

約数和(自身を含む): 30483476064

約数和(自身を除く): 10284362146

約数列:

[1, 2, 257, 457, 514, 914, 85991, 117449, 171982, 234898, 22099687, 39297887, 44199374, 78595774, 10099556959, 20199113918]

約数ペア:

[(1, 20199113918), (2, 10099556959), (257, 78595774), (457, 44199374), (514, 39297887), (914, 22099687), (85991, 234898), (117449, 171982)]