20185549888

素因数分解:

$2^6\times 7^1\times {\mathrm{67}}^1\times {\mathrm{672493}}^1$

素因数の和:672579

約数の個数: 56

約数和(自身を含む): 46461265472

約数和(自身を除く): 26275715584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 134, 224, 268, 448, 469, 536, 938, 1072, 1876, 2144, 3752, 4288, 7504, 15008, 30016, 672493, 1344986, 2689972, 4707451, 5379944, 9414902, 10759888, 18829804, 21519776, 37659608, 43039552, 45057031, 75319216, 90114062, 150638432, 180228124, 301276864, 315399217, 360456248, 630798434, 720912496, 1261596868, 1441824992, 2523193736, 2883649984, 5046387472, 10092774944, 20185549888]

約数ペア:

[(1, 20185549888), (2, 10092774944), (4, 5046387472), (7, 2883649984), (8, 2523193736), (14, 1441824992), (16, 1261596868), (28, 720912496), (32, 630798434), (56, 360456248), (64, 315399217), (67, 301276864), (112, 180228124), (134, 150638432), (224, 90114062), (268, 75319216), (448, 45057031), (469, 43039552), (536, 37659608), (938, 21519776), (1072, 18829804), (1876, 10759888), (2144, 9414902), (3752, 5379944), (4288, 4707451), (7504, 2689972), (15008, 1344986), (30016, 672493)]