20589082

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1123}}^1$

素因数の和:1317

約数の個数: 16

約数和(自身を含む): 31561920

約数和(自身を除く): 10972838

約数列:

[1, 2, 89, 103, 178, 206, 1123, 2246, 9167, 18334, 99947, 115669, 199894, 231338, 10294541, 20589082]

約数ペア:

[(1, 20589082), (2, 10294541), (89, 231338), (103, 199894), (178, 115669), (206, 99947), (1123, 18334), (2246, 9167)]