20461826

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 39529728

約数和(自身を除く): 19067902

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 121, 154, 242, 257, 329, 514, 517, 658, 847, 1034, 1694, 1799, 2827, 3598, 3619, 5654, 5687, 7238, 11374, 12079, 19789, 24158, 31097, 39578, 39809, 62194, 79618, 84553, 132869, 169106, 217679, 265738, 435358, 930083, 1461559, 1860166, 2923118, 10230913, 20461826]

約数ペア:

[(1, 20461826), (2, 10230913), (7, 2923118), (11, 1860166), (14, 1461559), (22, 930083), (47, 435358), (77, 265738), (94, 217679), (121, 169106), (154, 132869), (242, 84553), (257, 79618), (329, 62194), (514, 39809), (517, 39578), (658, 31097), (847, 24158), (1034, 19789), (1694, 12079), (1799, 11374), (2827, 7238), (3598, 5687), (3619, 5654)]