201994678028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20772797}}^1$

素因数の和:20772842

約数の個数: 48

約数和(自身を含む): 439718588064

約数和(自身を除く): 237723910036

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 20772797, 41545594, 83091188, 228500767, 270046361, 353137549, 457001534, 540092722, 706275098, 914003068, 1080185444, 1412550196, 2970509971, 3884513039, 4590788137, 5941019942, 7769026078, 9181576274, 11882039884, 15538052156, 18363152548, 50498669507, 100997339014, 201994678028]

約数ペア:

[(1, 201994678028), (2, 100997339014), (4, 50498669507), (11, 18363152548), (13, 15538052156), (17, 11882039884), (22, 9181576274), (26, 7769026078), (34, 5941019942), (44, 4590788137), (52, 3884513039), (68, 2970509971), (143, 1412550196), (187, 1080185444), (221, 914003068), (286, 706275098), (374, 540092722), (442, 457001534), (572, 353137549), (748, 270046361), (884, 228500767), (2431, 83091188), (4862, 41545594), (9724, 20772797)]