7878744212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1\times {\mathrm{1009}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 14660352000

約数和(自身を除く): 6781607788

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 809, 1009, 1618, 2018, 2413, 3236, 4036, 4826, 9652, 15371, 19171, 30742, 38342, 61484, 76684, 102743, 128143, 205486, 256286, 410972, 512572, 816281, 1632562, 1952117, 2434717, 3265124, 3904234, 4869434, 7808468, 9738868, 15509339, 31018678, 62037356, 103667687, 207335374, 414670748, 1969686053, 3939372106, 7878744212]

約数ペア:

[(1, 7878744212), (2, 3939372106), (4, 1969686053), (19, 414670748), (38, 207335374), (76, 103667687), (127, 62037356), (254, 31018678), (508, 15509339), (809, 9738868), (1009, 7808468), (1618, 4869434), (2018, 3904234), (2413, 3265124), (3236, 2434717), (4036, 1952117), (4826, 1632562), (9652, 816281), (15371, 512572), (19171, 410972), (30742, 256286), (38342, 205486), (61484, 128143), (76684, 102743)]