2621278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6271}}^1$

素因数の和:6303

約数の個数: 16

約数和(自身を含む): 4515840

約数和(自身を除く): 1894562

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 6271, 12542, 68981, 119149, 137962, 238298, 1310639, 2621278]

約数ペア:

[(1, 2621278), (2, 1310639), (11, 238298), (19, 137962), (22, 119149), (38, 68981), (209, 12542), (418, 6271)]