2018876864

素因数分解:

$2^6\times {\mathrm{257}}^1\times {\mathrm{122743}}^1$

素因数の和:123012

約数の個数: 28

約数和(自身を含む): 4021829904

約数和(自身を除く): 2002953040

約数列:

[1, 2, 4, 8, 16, 32, 64, 257, 514, 1028, 2056, 4112, 8224, 16448, 122743, 245486, 490972, 981944, 1963888, 3927776, 7855552, 31544951, 63089902, 126179804, 252359608, 504719216, 1009438432, 2018876864]

約数ペア:

[(1, 2018876864), (2, 1009438432), (4, 504719216), (8, 252359608), (16, 126179804), (32, 63089902), (64, 31544951), (257, 7855552), (514, 3927776), (1028, 1963888), (2056, 981944), (4112, 490972), (8224, 245486), (16448, 122743)]