20055868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37699}}^1$

素因数の和:37729

約数の個数: 24

約数和(自身を含む): 42224000

約数和(自身を除く): 22168132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37699, 75398, 150796, 263893, 527786, 716281, 1055572, 1432562, 2865124, 5013967, 10027934, 20055868]

約数ペア:

[(1, 20055868), (2, 10027934), (4, 5013967), (7, 2865124), (14, 1432562), (19, 1055572), (28, 716281), (38, 527786), (76, 263893), (133, 150796), (266, 75398), (532, 37699)]