2019457181

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{1493}}^1\times {\mathrm{2647}}^1$

素因数の和:4220

約数の個数: 16

約数和(自身を含む): 2342018304

約数和(自身を除く): 322561123

約数列:

[1, 7, 73, 511, 1493, 2647, 10451, 18529, 108989, 193231, 762923, 1352617, 3951971, 27663797, 288493883, 2019457181]

約数ペア:

[(1, 2019457181), (7, 288493883), (73, 27663797), (511, 3951971), (1493, 1352617), (2647, 762923), (10451, 193231), (18529, 108989)]