20025054

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1543}}^1$

素因数の和:1661

約数の個数: 48

約数和(自身を含む): 50099712

約数和(自身を除く): 30074658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1543, 1854, 2163, 3086, 4326, 4629, 6489, 9258, 10801, 12978, 13887, 21602, 27774, 32403, 64806, 97209, 158929, 194418, 317858, 476787, 953574, 1112503, 1430361, 2225006, 2860722, 3337509, 6675018, 10012527, 20025054]

約数ペア:

[(1, 20025054), (2, 10012527), (3, 6675018), (6, 3337509), (7, 2860722), (9, 2225006), (14, 1430361), (18, 1112503), (21, 953574), (42, 476787), (63, 317858), (103, 194418), (126, 158929), (206, 97209), (309, 64806), (618, 32403), (721, 27774), (927, 21602), (1442, 13887), (1543, 12978), (1854, 10801), (2163, 9258), (3086, 6489), (4326, 4629)]