1644904790

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1981813}}^1$

素因数の和:1981903

約数の個数: 16

約数和(自身を含む): 2996502768

約数和(自身を除く): 1351597978

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 1981813, 3963626, 9909065, 19818130, 164490479, 328980958, 822452395, 1644904790]

約数ペア:

[(1, 1644904790), (2, 822452395), (5, 328980958), (10, 164490479), (83, 19818130), (166, 9909065), (415, 3963626), (830, 1981813)]