20854414

素因数分解:

$2^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 36723456

約数和(自身を除く): 15869042

約数列:

[1, 2, 7, 14, 83, 131, 137, 166, 262, 274, 581, 917, 959, 1162, 1834, 1918, 10873, 11371, 17947, 21746, 22742, 35894, 76111, 79597, 125629, 152222, 159194, 251258, 1489601, 2979202, 10427207, 20854414]

約数ペア:

[(1, 20854414), (2, 10427207), (7, 2979202), (14, 1489601), (83, 251258), (131, 159194), (137, 152222), (166, 125629), (262, 79597), (274, 76111), (581, 35894), (917, 22742), (959, 21746), (1162, 17947), (1834, 11371), (1918, 10873)]