20713068145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{554641}}^1$

素因数の和:554761

約数の個数: 32

約数和(自身を含む): 31308431616

約数和(自身を除く): 10595363471

約数列:

[1, 5, 7, 11, 35, 55, 77, 97, 385, 485, 679, 1067, 3395, 5335, 7469, 37345, 554641, 2773205, 3882487, 6101051, 19412435, 30505255, 42707357, 53800177, 213536785, 269000885, 376601239, 591801947, 1883006195, 2959009735, 4142613629, 20713068145]

約数ペア:

[(1, 20713068145), (5, 4142613629), (7, 2959009735), (11, 1883006195), (35, 591801947), (55, 376601239), (77, 269000885), (97, 213536785), (385, 53800177), (485, 42707357), (679, 30505255), (1067, 19412435), (3395, 6101051), (5335, 3882487), (7469, 2773205), (37345, 554641)]