20173888

素因数分解:

$2^6\times 7^3\times {\mathrm{919}}^1$

素因数の和:952

約数の個数: 56

約数和(自身を含む): 46736000

約数和(自身を除く): 26562112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 919, 1372, 1568, 1838, 2744, 3136, 3676, 5488, 6433, 7352, 10976, 12866, 14704, 21952, 25732, 29408, 45031, 51464, 58816, 90062, 102928, 180124, 205856, 315217, 360248, 411712, 630434, 720496, 1260868, 1440992, 2521736, 2881984, 5043472, 10086944, 20173888]

約数ペア:

[(1, 20173888), (2, 10086944), (4, 5043472), (7, 2881984), (8, 2521736), (14, 1440992), (16, 1260868), (28, 720496), (32, 630434), (49, 411712), (56, 360248), (64, 315217), (98, 205856), (112, 180124), (196, 102928), (224, 90062), (343, 58816), (392, 51464), (448, 45031), (686, 29408), (784, 25732), (919, 21952), (1372, 14704), (1568, 12866), (1838, 10976), (2744, 7352), (3136, 6433), (3676, 5488)]