20361806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7547}}^1$

素因数の和:7639

約数の個数: 16

約数和(自身を含む): 32607360

約数和(自身を除く): 12245554

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7547, 15094, 143393, 286786, 535837, 1071674, 10180903, 20361806]

約数ペア:

[(1, 20361806), (2, 10180903), (19, 1071674), (38, 535837), (71, 286786), (142, 143393), (1349, 15094), (2698, 7547)]