1640803568

素因数分解:

$2^4\times {\mathrm{971}}^1\times {\mathrm{105613}}^1$

素因数の和:106592

約数の個数: 20

約数和(自身を含む): 3182361048

約数和(自身を除く): 1541557480

約数列:

[1, 2, 4, 8, 16, 971, 1942, 3884, 7768, 15536, 105613, 211226, 422452, 844904, 1689808, 102550223, 205100446, 410200892, 820401784, 1640803568]

約数ペア:

[(1, 1640803568), (2, 820401784), (4, 410200892), (8, 205100446), (16, 102550223), (971, 1689808), (1942, 844904), (3884, 422452), (7768, 211226), (15536, 105613)]