19905702

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{46727}}^1$

素因数の和:46803

約数の個数: 16

約数和(自身を含む): 40372992

約数和(自身を除く): 20467290

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 46727, 93454, 140181, 280362, 3317617, 6635234, 9952851, 19905702]

約数ペア:

[(1, 19905702), (2, 9952851), (3, 6635234), (6, 3317617), (71, 280362), (142, 140181), (213, 93454), (426, 46727)]