20168920318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8701001}}^1$

素因数の和:8701083

約数の個数: 16

約数和(自身を含む): 32367727440

約数和(自身を除く): 12198807122

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 8701001, 17402002, 165319019, 330638038, 530761061, 1061522122, 10084460159, 20168920318]

約数ペア:

[(1, 20168920318), (2, 10084460159), (19, 1061522122), (38, 530761061), (61, 330638038), (122, 165319019), (1159, 17402002), (2318, 8701001)]