20999598

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{8009}}^1$

素因数の和:8056

約数の個数: 32

約数和(自身を含む): 46137600

約数和(自身を除く): 25138002

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 114, 138, 437, 874, 1311, 2622, 8009, 16018, 24027, 48054, 152171, 184207, 304342, 368414, 456513, 552621, 913026, 1105242, 3499933, 6999866, 10499799, 20999598]

約数ペア:

[(1, 20999598), (2, 10499799), (3, 6999866), (6, 3499933), (19, 1105242), (23, 913026), (38, 552621), (46, 456513), (57, 368414), (69, 304342), (114, 184207), (138, 152171), (437, 48054), (874, 24027), (1311, 16018), (2622, 8009)]