20243948211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{31601}}^1$

素因数の和:31756

約数の個数: 48

約数和(自身を含む): 31945829760

約数和(自身を除く): 11701881549

約数列:

[1, 3, 9, 17, 51, 53, 79, 153, 159, 237, 477, 711, 901, 1343, 2703, 4029, 4187, 8109, 12087, 12561, 31601, 37683, 71179, 94803, 213537, 284409, 537217, 640611, 1611651, 1674853, 2496479, 4834953, 5024559, 7489437, 15073677, 22468311, 28472501, 42440143, 85417503, 127320429, 132313387, 256252509, 381961287, 396940161, 1190820483, 2249327579, 6747982737, 20243948211]

約数ペア:

[(1, 20243948211), (3, 6747982737), (9, 2249327579), (17, 1190820483), (51, 396940161), (53, 381961287), (79, 256252509), (153, 132313387), (159, 127320429), (237, 85417503), (477, 42440143), (711, 28472501), (901, 22468311), (1343, 15073677), (2703, 7489437), (4029, 5024559), (4187, 4834953), (8109, 2496479), (12087, 1674853), (12561, 1611651), (31601, 640611), (37683, 537217), (71179, 284409), (94803, 213537)]