17687152

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2093

約数の個数: 40

約数和(自身を含む): 39680000

約数和(自身を除く): 21992848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 1999, 2212, 3998, 4424, 7996, 8848, 13993, 15992, 27986, 31984, 55972, 111944, 157921, 223888, 315842, 631684, 1105447, 1263368, 2210894, 2526736, 4421788, 8843576, 17687152]

約数ペア:

[(1, 17687152), (2, 8843576), (4, 4421788), (7, 2526736), (8, 2210894), (14, 1263368), (16, 1105447), (28, 631684), (56, 315842), (79, 223888), (112, 157921), (158, 111944), (316, 55972), (553, 31984), (632, 27986), (1106, 15992), (1264, 13993), (1999, 8848), (2212, 7996), (3998, 4424)]