1979876

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:371

約数の個数: 24

約数和(自身を含む): 3696000

約数和(自身を除く): 1716124

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 239, 436, 478, 956, 2071, 4142, 4541, 8284, 9082, 18164, 26051, 52102, 104204, 494969, 989938, 1979876]

約数ペア:

[(1, 1979876), (2, 989938), (4, 494969), (19, 104204), (38, 52102), (76, 26051), (109, 18164), (218, 9082), (239, 8284), (436, 4541), (478, 4142), (956, 2071)]