66408040976

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{8154229}}^1$

素因数の和:8154746

約数の個数: 20

約数和(自身を含む): 128918376300

約数和(自身を除く): 62510335324

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 8154229, 16308458, 32616916, 65233832, 130467664, 4150502561, 8301005122, 16602010244, 33204020488, 66408040976]

約数ペア:

[(1, 66408040976), (2, 33204020488), (4, 16602010244), (8, 8301005122), (16, 4150502561), (509, 130467664), (1018, 65233832), (2036, 32616916), (4072, 16308458), (8144, 8154229)]