20771322

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 50029056

約数和(自身を除く): 29257734

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 43, 66, 78, 86, 129, 143, 258, 286, 429, 473, 559, 563, 858, 946, 1118, 1126, 1419, 1677, 1689, 2838, 3354, 3378, 6149, 6193, 7319, 12298, 12386, 14638, 18447, 18579, 21957, 24209, 36894, 37158, 43914, 48418, 72627, 80509, 145254, 161018, 241527, 266299, 314717, 483054, 532598, 629434, 798897, 944151, 1597794, 1888302, 3461887, 6923774, 10385661, 20771322]

約数ペア:

[(1, 20771322), (2, 10385661), (3, 6923774), (6, 3461887), (11, 1888302), (13, 1597794), (22, 944151), (26, 798897), (33, 629434), (39, 532598), (43, 483054), (66, 314717), (78, 266299), (86, 241527), (129, 161018), (143, 145254), (258, 80509), (286, 72627), (429, 48418), (473, 43914), (559, 37158), (563, 36894), (858, 24209), (946, 21957), (1118, 18579), (1126, 18447), (1419, 14638), (1677, 12386), (1689, 12298), (2838, 7319), (3354, 6193), (3378, 6149)]