2151788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1231}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 4139520

約数和(自身を除く): 1987732

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1231, 1748, 2462, 4924, 23389, 28313, 46778, 56626, 93556, 113252, 537947, 1075894, 2151788]

約数ペア:

[(1, 2151788), (2, 1075894), (4, 537947), (19, 113252), (23, 93556), (38, 56626), (46, 46778), (76, 28313), (92, 23389), (437, 4924), (874, 2462), (1231, 1748)]