18238444

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13859}}^1$

素因数の和:13917

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 19017236

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 13859, 27718, 55436, 97013, 194026, 388052, 651373, 1302746, 2605492, 4559611, 9119222, 18238444]

約数ペア:

[(1, 18238444), (2, 9119222), (4, 4559611), (7, 2605492), (14, 1302746), (28, 651373), (47, 388052), (94, 194026), (188, 97013), (329, 55436), (658, 27718), (1316, 13859)]