19009966820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{484207}}^1$

素因数の和:484380

約数の個数: 48

約数和(自身を含む): 43276574208

約数和(自身を除く): 24266607388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1963, 3020, 3926, 7852, 9815, 19630, 39260, 484207, 968414, 1936828, 2421035, 4842070, 6294691, 9684140, 12589382, 25178764, 31473455, 62946910, 73115257, 125893820, 146230514, 292461028, 365576285, 731152570, 950498341, 1462305140, 1900996682, 3801993364, 4752491705, 9504983410, 19009966820]

約数ペア:

[(1, 19009966820), (2, 9504983410), (4, 4752491705), (5, 3801993364), (10, 1900996682), (13, 1462305140), (20, 950498341), (26, 731152570), (52, 365576285), (65, 292461028), (130, 146230514), (151, 125893820), (260, 73115257), (302, 62946910), (604, 31473455), (755, 25178764), (1510, 12589382), (1963, 9684140), (3020, 6294691), (3926, 4842070), (7852, 2421035), (9815, 1936828), (19630, 968414), (39260, 484207)]