20155377891

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:533

約数の個数: 96

約数和(自身を含む): 31349840704

約数和(自身を除く): 11194462813

約数列:

[1, 3, 11, 33, 37, 61, 73, 111, 121, 183, 219, 337, 363, 407, 671, 803, 1011, 1221, 2013, 2257, 2409, 2701, 3707, 4453, 4477, 6771, 7381, 8103, 8833, 11121, 12469, 13359, 13431, 20557, 22143, 24601, 24827, 26499, 29711, 37407, 40777, 48983, 61671, 73803, 74481, 89133, 122331, 137159, 146949, 164761, 226127, 270611, 273097, 326821, 411477, 494283, 538813, 678381, 760609, 811833, 819291, 910237, 980463, 1500661, 1508749, 1616439, 1812371, 2281827, 2487397, 2730711, 2976721, 4501983, 4526247, 5437113, 7462191, 8366699, 8930163, 10012607, 16507271, 19936081, 25100097, 30037821, 49521813, 55524457, 59808243, 92033689, 110138677, 166573371, 181579981, 276101067, 330416031, 544739943, 610769027, 1832307081, 6718459297, 20155377891]

約数ペア:

[(1, 20155377891), (3, 6718459297), (11, 1832307081), (33, 610769027), (37, 544739943), (61, 330416031), (73, 276101067), (111, 181579981), (121, 166573371), (183, 110138677), (219, 92033689), (337, 59808243), (363, 55524457), (407, 49521813), (671, 30037821), (803, 25100097), (1011, 19936081), (1221, 16507271), (2013, 10012607), (2257, 8930163), (2409, 8366699), (2701, 7462191), (3707, 5437113), (4453, 4526247), (4477, 4501983), (6771, 2976721), (7381, 2730711), (8103, 2487397), (8833, 2281827), (11121, 1812371), (12469, 1616439), (13359, 1508749), (13431, 1500661), (20557, 980463), (22143, 910237), (24601, 819291), (24827, 811833), (26499, 760609), (29711, 678381), (37407, 538813), (40777, 494283), (48983, 411477), (61671, 326821), (73803, 273097), (74481, 270611), (89133, 226127), (122331, 164761), (137159, 146949)]