19554156

素因数分解:

$2^2\times 3^3\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 50942080

約数和(自身を除く): 31387924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 331, 547, 662, 993, 1094, 1324, 1641, 1986, 2188, 2979, 3282, 3972, 4923, 5958, 6564, 8937, 9846, 11916, 14769, 17874, 19692, 29538, 35748, 59076, 181057, 362114, 543171, 724228, 1086342, 1629513, 2172684, 3259026, 4888539, 6518052, 9777078, 19554156]

約数ペア:

[(1, 19554156), (2, 9777078), (3, 6518052), (4, 4888539), (6, 3259026), (9, 2172684), (12, 1629513), (18, 1086342), (27, 724228), (36, 543171), (54, 362114), (108, 181057), (331, 59076), (547, 35748), (662, 29538), (993, 19692), (1094, 17874), (1324, 14769), (1641, 11916), (1986, 9846), (2188, 8937), (2979, 6564), (3282, 5958), (3972, 4923)]