19995142

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{18899}}^1$

素因数の和:18947

約数の個数: 12

約数和(自身を含む): 31355100

約数和(自身を除く): 11359958

約数列:

[1, 2, 23, 46, 529, 1058, 18899, 37798, 434677, 869354, 9997571, 19995142]

約数ペア:

[(1, 19995142), (2, 9997571), (23, 869354), (46, 434677), (529, 37798), (1058, 18899)]