20839242

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{151009}}^1$

素因数の和:151037

約数の個数: 16

約数和(自身を含む): 43490880

約数和(自身を除く): 22651638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 151009, 302018, 453027, 906054, 3473207, 6946414, 10419621, 20839242]

約数ペア:

[(1, 20839242), (2, 10419621), (3, 6946414), (6, 3473207), (23, 906054), (46, 453027), (69, 302018), (138, 151009)]