19365724

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30071}}^1$

素因数の和:30105

約数の個数: 24

約数和(自身を含む): 40416768

約数和(自身を除く): 21051044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 30071, 60142, 120284, 210497, 420994, 691633, 841988, 1383266, 2766532, 4841431, 9682862, 19365724]

約数ペア:

[(1, 19365724), (2, 9682862), (4, 4841431), (7, 2766532), (14, 1383266), (23, 841988), (28, 691633), (46, 420994), (92, 210497), (161, 120284), (322, 60142), (644, 30071)]