19068028

素因数分解:

$2^2\times 7^1\times {\mathrm{681001}}^1$

素因数の和:681012

約数の個数: 12

約数和(自身を含む): 38136112

約数和(自身を除く): 19068084

約数列:

[1, 2, 4, 7, 14, 28, 681001, 1362002, 2724004, 4767007, 9534014, 19068028]

約数ペア:

[(1, 19068028), (2, 9534014), (4, 4767007), (7, 2724004), (14, 1362002), (28, 681001)]