2020080909

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{4861}}^1$

素因数の和:5146

約数の個数: 48

約数和(自身を含む): 3432027456

約数和(自身を除く): 1411946547

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 257, 539, 771, 1617, 1799, 2827, 4861, 5397, 8481, 12593, 14583, 19789, 34027, 37779, 53471, 59367, 102081, 138523, 160413, 238189, 374297, 415569, 714567, 1122891, 1249277, 2620079, 3747831, 7860237, 8744939, 13742047, 26234817, 41226141, 61214573, 96194329, 183643719, 288582987, 673360303, 2020080909]

約数ペア:

[(1, 2020080909), (3, 673360303), (7, 288582987), (11, 183643719), (21, 96194329), (33, 61214573), (49, 41226141), (77, 26234817), (147, 13742047), (231, 8744939), (257, 7860237), (539, 3747831), (771, 2620079), (1617, 1249277), (1799, 1122891), (2827, 714567), (4861, 415569), (5397, 374297), (8481, 238189), (12593, 160413), (14583, 138523), (19789, 102081), (34027, 59367), (37779, 53471)]