39957578

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20201}}^1$

素因数の和:20269

約数の個数: 16

約数和(自身を含む): 63999936

約数和(自身を除く): 24042358

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 20201, 40402, 464623, 868643, 929246, 1737286, 19978789, 39957578]

約数ペア:

[(1, 39957578), (2, 19978789), (23, 1737286), (43, 929246), (46, 868643), (86, 464623), (989, 40402), (1978, 20201)]