20137977963

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{12437}}^1$

素因数の和:13036

約数の個数: 48

約数和(自身を含む): 32481090720

約数和(自身を除く): 12343112757

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 557, 969, 1671, 2907, 5013, 9469, 10583, 12437, 28407, 31749, 37311, 85221, 95247, 111933, 179911, 211429, 236303, 539733, 634287, 708909, 1619199, 1902861, 2126727, 4017151, 6927409, 12051453, 20782227, 36154359, 62346681, 117765953, 131620771, 353297859, 394862313, 1059893577, 1184586939, 2237553107, 6712659321, 20137977963]

約数ペア:

[(1, 20137977963), (3, 6712659321), (9, 2237553107), (17, 1184586939), (19, 1059893577), (51, 394862313), (57, 353297859), (153, 131620771), (171, 117765953), (323, 62346681), (557, 36154359), (969, 20782227), (1671, 12051453), (2907, 6927409), (5013, 4017151), (9469, 2126727), (10583, 1902861), (12437, 1619199), (28407, 708909), (31749, 634287), (37311, 539733), (85221, 236303), (95247, 211429), (111933, 179911)]