12771344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1047

約数の個数: 40

約数和(自身を含む): 26679840

約数和(自身を除く): 13908496

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 977, 1634, 1954, 3268, 3908, 6536, 7816, 13072, 15632, 18563, 37126, 42011, 74252, 84022, 148504, 168044, 297008, 336088, 672176, 798209, 1596418, 3192836, 6385672, 12771344]

約数ペア:

[(1, 12771344), (2, 6385672), (4, 3192836), (8, 1596418), (16, 798209), (19, 672176), (38, 336088), (43, 297008), (76, 168044), (86, 148504), (152, 84022), (172, 74252), (304, 42011), (344, 37126), (688, 18563), (817, 15632), (977, 13072), (1634, 7816), (1954, 6536), (3268, 3908)]