20347813508

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{331031}}^1$

素因数の和:331184

約数の個数: 36

約数和(自身を含む): 39448421376

約数和(自身を除く): 19100607868

約数列:

[1, 2, 4, 11, 22, 44, 121, 127, 242, 254, 484, 508, 1397, 2794, 5588, 15367, 30734, 61468, 331031, 662062, 1324124, 3641341, 7282682, 14565364, 40054751, 42040937, 80109502, 84081874, 160219004, 168163748, 462450307, 924900614, 1849801228, 5086953377, 10173906754, 20347813508]

約数ペア:

[(1, 20347813508), (2, 10173906754), (4, 5086953377), (11, 1849801228), (22, 924900614), (44, 462450307), (121, 168163748), (127, 160219004), (242, 84081874), (254, 80109502), (484, 42040937), (508, 40054751), (1397, 14565364), (2794, 7282682), (5588, 3641341), (15367, 1324124), (30734, 662062), (61468, 331031)]