20347084816

素因数分解:

$2^4\times {\mathrm{367}}^1\times {\mathrm{3465103}}^1$

素因数の和:3465478

約数の個数: 20

約数和(自身を含む): 39529906432

約数和(自身を除く): 19182821616

約数列:

[1, 2, 4, 8, 16, 367, 734, 1468, 2936, 5872, 3465103, 6930206, 13860412, 27720824, 55441648, 1271692801, 2543385602, 5086771204, 10173542408, 20347084816]

約数ペア:

[(1, 20347084816), (2, 10173542408), (4, 5086771204), (8, 2543385602), (16, 1271692801), (367, 55441648), (734, 27720824), (1468, 13860412), (2936, 6930206), (5872, 3465103)]