20193152005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8396321}}^1$

素因数の和:8396376

約数の個数: 16

約数和(自身を含む): 26801059824

約数和(自身を除く): 6607907819

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 8396321, 41981605, 109152173, 310663877, 545760865, 1553319385, 4038630401, 20193152005]

約数ペア:

[(1, 20193152005), (5, 4038630401), (13, 1553319385), (37, 545760865), (65, 310663877), (185, 109152173), (481, 41981605), (2405, 8396321)]