20134893359

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:989

約数の個数: 64

約数和(自身を含む): 25331712000

約数和(自身を除く): 5196818641

約数列:

[1, 7, 31, 37, 49, 61, 217, 259, 343, 427, 839, 1147, 1519, 1813, 1891, 2257, 2989, 5873, 8029, 10633, 12691, 13237, 15799, 20923, 26009, 31043, 41111, 51179, 56203, 69967, 92659, 110593, 182063, 217301, 287777, 358253, 393421, 489769, 648613, 774151, 962333, 1274441, 1521107, 1586549, 1893623, 2507771, 3428383, 6736331, 8921087, 10647749, 11105843, 13255361, 17554397, 23998681, 47154317, 58702313, 77740901, 92787527, 330080219, 410916191, 544186307, 649512689, 2876413337, 20134893359]

約数ペア:

[(1, 20134893359), (7, 2876413337), (31, 649512689), (37, 544186307), (49, 410916191), (61, 330080219), (217, 92787527), (259, 77740901), (343, 58702313), (427, 47154317), (839, 23998681), (1147, 17554397), (1519, 13255361), (1813, 11105843), (1891, 10647749), (2257, 8921087), (2989, 6736331), (5873, 3428383), (8029, 2507771), (10633, 1893623), (12691, 1586549), (13237, 1521107), (15799, 1274441), (20923, 962333), (26009, 774151), (31043, 648613), (41111, 489769), (51179, 393421), (56203, 358253), (69967, 287777), (92659, 217301), (110593, 182063)]