20528892

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{30013}}^1$

素因数の和:30042

約数の個数: 36

約数和(自身を含む): 54625480

約数和(自身を除く): 34096588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 30013, 60026, 90039, 120052, 180078, 270117, 360156, 540234, 570247, 1080468, 1140494, 1710741, 2280988, 3421482, 5132223, 6842964, 10264446, 20528892]

約数ペア:

[(1, 20528892), (2, 10264446), (3, 6842964), (4, 5132223), (6, 3421482), (9, 2280988), (12, 1710741), (18, 1140494), (19, 1080468), (36, 570247), (38, 540234), (57, 360156), (76, 270117), (114, 180078), (171, 120052), (228, 90039), (342, 60026), (684, 30013)]