20409617868

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39553523}}^1$

素因数の和:39553573

約数の個数: 24

約数和(自身を含む): 48729941568

約数和(自身を除く): 28320323700

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39553523, 79107046, 118660569, 158214092, 237321138, 474642276, 1700801489, 3401602978, 5102404467, 6803205956, 10204808934, 20409617868]

約数ペア:

[(1, 20409617868), (2, 10204808934), (3, 6803205956), (4, 5102404467), (6, 3401602978), (12, 1700801489), (43, 474642276), (86, 237321138), (129, 158214092), (172, 118660569), (258, 79107046), (516, 39553523)]