12638478

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 25948800

約数和(自身を除く): 13310322

約数列:

[1, 2, 3, 6, 67, 134, 149, 201, 211, 298, 402, 422, 447, 633, 894, 1266, 9983, 14137, 19966, 28274, 29949, 31439, 42411, 59898, 62878, 84822, 94317, 188634, 2106413, 4212826, 6319239, 12638478]

約数ペア:

[(1, 12638478), (2, 6319239), (3, 4212826), (6, 2106413), (67, 188634), (134, 94317), (149, 84822), (201, 62878), (211, 59898), (298, 42411), (402, 31439), (422, 29949), (447, 28274), (633, 19966), (894, 14137), (1266, 9983)]