31515338

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{11681}}^1$

素因数の和:11773

約数の個数: 16

約数和(自身を含む): 50466240

約数和(自身を除く): 18950902

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 11681, 23362, 221939, 443878, 829351, 1658702, 15757669, 31515338]

約数ペア:

[(1, 31515338), (2, 15757669), (19, 1658702), (38, 829351), (71, 443878), (142, 221939), (1349, 23362), (2698, 11681)]