31631846

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 20208154

約数列:

[1, 2, 19, 38, 47, 89, 94, 178, 199, 398, 893, 1691, 1786, 3382, 3781, 4183, 7562, 8366, 9353, 17711, 18706, 35422, 79477, 158954, 177707, 336509, 355414, 673018, 832417, 1664834, 15815923, 31631846]

約数ペア:

[(1, 31631846), (2, 15815923), (19, 1664834), (38, 832417), (47, 673018), (89, 355414), (94, 336509), (178, 177707), (199, 158954), (398, 79477), (893, 35422), (1691, 18706), (1786, 17711), (3382, 9353), (3781, 8366), (4183, 7562)]