15887212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4057}}^1$

素因数の和:4161

約数の個数: 24

約数和(自身を含む): 30678480

約数和(自身を除く): 14791268

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4057, 8114, 16228, 44627, 89254, 178508, 361073, 722146, 1444292, 3971803, 7943606, 15887212]

約数ペア:

[(1, 15887212), (2, 7943606), (4, 3971803), (11, 1444292), (22, 722146), (44, 361073), (89, 178508), (178, 89254), (356, 44627), (979, 16228), (1958, 8114), (3916, 4057)]