20202303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 31426560

約数和(自身を除く): 11224257

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 619, 759, 989, 1419, 1857, 2967, 6809, 10879, 14237, 20427, 26617, 32637, 42711, 79851, 156607, 292787, 469821, 612191, 878361, 1836573, 6734101, 20202303]

約数ペア:

[(1, 20202303), (3, 6734101), (11, 1836573), (23, 878361), (33, 612191), (43, 469821), (69, 292787), (129, 156607), (253, 79851), (473, 42711), (619, 32637), (759, 26617), (989, 20427), (1419, 14237), (1857, 10879), (2967, 6809)]