164940976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{2063}}^1$

素因数の和:2353

約数の個数: 40

約数和(自身を含む): 337835520

約数和(自身を除く): 172894544

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 263, 304, 526, 1052, 2063, 2104, 4126, 4208, 4997, 8252, 9994, 16504, 19988, 33008, 39197, 39976, 78394, 79952, 156788, 313576, 542569, 627152, 1085138, 2170276, 4340552, 8681104, 10308811, 20617622, 41235244, 82470488, 164940976]

約数ペア:

[(1, 164940976), (2, 82470488), (4, 41235244), (8, 20617622), (16, 10308811), (19, 8681104), (38, 4340552), (76, 2170276), (152, 1085138), (263, 627152), (304, 542569), (526, 313576), (1052, 156788), (2063, 79952), (2104, 78394), (4126, 39976), (4208, 39197), (4997, 33008), (8252, 19988), (9994, 16504)]