15561884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2153}}^1$

素因数の和:2309

約数の個数: 24

約数和(自身を含む): 29552880

約数和(自身を除く): 13990996

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 2153, 3614, 4306, 7228, 8612, 27989, 55978, 111956, 299267, 598534, 1197068, 3890471, 7780942, 15561884]

約数ペア:

[(1, 15561884), (2, 7780942), (4, 3890471), (13, 1197068), (26, 598534), (52, 299267), (139, 111956), (278, 55978), (556, 27989), (1807, 8612), (2153, 7228), (3614, 4306)]