20199842469

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{3659}}^1\times {\mathrm{3907}}^1$

素因数の和:7729

約数の個数: 24

約数和(自身を含む): 29378937120

約数和(自身を除く): 9179094651

約数列:

[1, 3, 9, 157, 471, 1413, 3659, 3907, 10977, 11721, 32931, 35163, 574463, 613399, 1723389, 1840197, 5170167, 5520591, 14295713, 42887139, 128661417, 2244426941, 6733280823, 20199842469]

約数ペア:

[(1, 20199842469), (3, 6733280823), (9, 2244426941), (157, 128661417), (471, 42887139), (1413, 14295713), (3659, 5520591), (3907, 5170167), (10977, 1840197), (11721, 1723389), (32931, 613399), (35163, 574463)]