19792488

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 52920000

約数和(自身を除く): 33127512

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 139, 204, 278, 349, 408, 417, 556, 698, 834, 1047, 1112, 1396, 1668, 2094, 2363, 2792, 3336, 4188, 4726, 5933, 7089, 8376, 9452, 11866, 14178, 17799, 18904, 23732, 28356, 35598, 47464, 48511, 56712, 71196, 97022, 142392, 145533, 194044, 291066, 388088, 582132, 824687, 1164264, 1649374, 2474061, 3298748, 4948122, 6597496, 9896244, 19792488]

約数ペア:

[(1, 19792488), (2, 9896244), (3, 6597496), (4, 4948122), (6, 3298748), (8, 2474061), (12, 1649374), (17, 1164264), (24, 824687), (34, 582132), (51, 388088), (68, 291066), (102, 194044), (136, 145533), (139, 142392), (204, 97022), (278, 71196), (349, 56712), (408, 48511), (417, 47464), (556, 35598), (698, 28356), (834, 23732), (1047, 18904), (1112, 17799), (1396, 14178), (1668, 11866), (2094, 9452), (2363, 8376), (2792, 7089), (3336, 5933), (4188, 4726)]