20017008

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12637}}^1$

素因数の和:12662

約数の個数: 60

約数和(自身を含む): 61117368

約数和(自身を除く): 41100360

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 12637, 25274, 37911, 50548, 75822, 101096, 113733, 139007, 151644, 202192, 227466, 278014, 303288, 417021, 454932, 556028, 606576, 834042, 909864, 1112056, 1251063, 1668084, 1819728, 2224112, 2502126, 3336168, 5004252, 6672336, 10008504, 20017008]

約数ペア:

[(1, 20017008), (2, 10008504), (3, 6672336), (4, 5004252), (6, 3336168), (8, 2502126), (9, 2224112), (11, 1819728), (12, 1668084), (16, 1251063), (18, 1112056), (22, 909864), (24, 834042), (33, 606576), (36, 556028), (44, 454932), (48, 417021), (66, 303288), (72, 278014), (88, 227466), (99, 202192), (132, 151644), (144, 139007), (176, 113733), (198, 101096), (264, 75822), (396, 50548), (528, 37911), (792, 25274), (1584, 12637)]