16438156

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12491}}^1$

素因数の和:12549

約数の個数: 24

約数和(自身を含む): 33578496

約数和(自身を除く): 17140340

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 12491, 24982, 49964, 87437, 174874, 349748, 587077, 1174154, 2348308, 4109539, 8219078, 16438156]

約数ペア:

[(1, 16438156), (2, 8219078), (4, 4109539), (7, 2348308), (14, 1174154), (28, 587077), (47, 349748), (94, 174874), (188, 87437), (329, 49964), (658, 24982), (1316, 12491)]