20512073478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262975301}}^1$

素因数の和:262975319

約数の個数: 16

約数和(自身を含む): 44179850736

約数和(自身を除く): 23667777258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 262975301, 525950602, 788925903, 1577851806, 3418678913, 6837357826, 10256036739, 20512073478]

約数ペア:

[(1, 20512073478), (2, 10256036739), (3, 6837357826), (6, 3418678913), (13, 1577851806), (26, 788925903), (39, 525950602), (78, 262975301)]