2445542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1249}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 4050000

約数和(自身を除く): 1604458

約数列:

[1, 2, 11, 22, 89, 178, 979, 1249, 1958, 2498, 13739, 27478, 111161, 222322, 1222771, 2445542]

約数ペア:

[(1, 2445542), (2, 1222771), (11, 222322), (22, 111161), (89, 27478), (178, 13739), (979, 2498), (1249, 1958)]