20616565559

素因数分解:

${\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1861}}^1\times {\mathrm{4861}}^1$

素因数の和:6818

約数の個数: 16

約数和(自身を含む): 21510032544

約数和(自身を除く): 893466985

約数列:

[1, 43, 53, 1861, 2279, 4861, 80023, 98633, 209023, 257633, 4241219, 9046321, 11078219, 388991803, 479455013, 20616565559]

約数ペア:

[(1, 20616565559), (43, 479455013), (53, 388991803), (1861, 11078219), (2279, 9046321), (4861, 4241219), (80023, 257633), (98633, 209023)]