19853113

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 23592960

約数和(自身を除く): 3739847

約数列:

[1, 7, 31, 191, 217, 479, 1337, 3353, 5921, 14849, 41447, 91489, 103943, 640423, 2836159, 19853113]

約数ペア:

[(1, 19853113), (7, 2836159), (31, 640423), (191, 103943), (217, 91489), (479, 41447), (1337, 14849), (3353, 5921)]