2019955408

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{566131}}^1$

素因数の和:566362

約数の個数: 20

約数和(自身を含む): 3931220608

約数和(自身を除く): 1911265200

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 566131, 1132262, 2264524, 4529048, 9058096, 126247213, 252494426, 504988852, 1009977704, 2019955408]

約数ペア:

[(1, 2019955408), (2, 1009977704), (4, 504988852), (8, 252494426), (16, 126247213), (223, 9058096), (446, 4529048), (892, 2264524), (1784, 1132262), (3568, 566131)]