20173968776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193980469}}^1$

素因数の和:193980488

約数の個数: 16

約数和(自身を含む): 40735898700

約数和(自身を除く): 20561929924

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193980469, 387960938, 775921876, 1551843752, 2521746097, 5043492194, 10086984388, 20173968776]

約数ペア:

[(1, 20173968776), (2, 10086984388), (4, 5043492194), (8, 2521746097), (13, 1551843752), (26, 775921876), (52, 387960938), (104, 193980469)]