20173088884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2470981}}^1$

素因数の和:2471155

約数の個数: 24

約数和(自身を含む): 38260685288

約数和(自身を除く): 18087596404

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 2470981, 4941962, 9883924, 32122753, 64245506, 128491012, 387944017, 775888034, 1551776068, 5043272221, 10086544442, 20173088884]

約数ペア:

[(1, 20173088884), (2, 10086544442), (4, 5043272221), (13, 1551776068), (26, 775888034), (52, 387944017), (157, 128491012), (314, 64245506), (628, 32122753), (2041, 9883924), (4082, 4941962), (8164, 2470981)]