19164604

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{67481}}^1$

素因数の和:67556

約数の個数: 12

約数和(自身を含む): 34010928

約数和(自身を除く): 14846324

約数列:

[1, 2, 4, 71, 142, 284, 67481, 134962, 269924, 4791151, 9582302, 19164604]

約数ペア:

[(1, 19164604), (2, 9582302), (4, 4791151), (71, 269924), (142, 134962), (284, 67481)]