2008889776

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{130651}}^1$

素因数の和:130721

約数の個数: 30

約数和(自身を含む): 4021860516

約数和(自身を除く): 2012970740

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 130651, 261302, 522604, 1045208, 2090416, 4050181, 8100362, 16200724, 32401448, 64802896, 125555611, 251111222, 502222444, 1004444888, 2008889776]

約数ペア:

[(1, 2008889776), (2, 1004444888), (4, 502222444), (8, 251111222), (16, 125555611), (31, 64802896), (62, 32401448), (124, 16200724), (248, 8100362), (496, 4050181), (961, 2090416), (1922, 1045208), (3844, 522604), (7688, 261302), (15376, 130651)]