20138377798

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{80177}}^1$

素因数の和:80437

約数の個数: 48

約数和(自身を含む): 38498909904

約数和(自身を除く): 18360532106

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 233, 466, 539, 1078, 1631, 2563, 3262, 5126, 11417, 17941, 22834, 35882, 80177, 125587, 160354, 251174, 561239, 881947, 1122478, 1763894, 3928673, 6173629, 7857346, 12347258, 18681241, 37362482, 43215403, 86430806, 130768687, 205493651, 261537374, 410987302, 915380809, 1438455557, 1830761618, 2876911114, 10069188899, 20138377798]

約数ペア:

[(1, 20138377798), (2, 10069188899), (7, 2876911114), (11, 1830761618), (14, 1438455557), (22, 915380809), (49, 410987302), (77, 261537374), (98, 205493651), (154, 130768687), (233, 86430806), (466, 43215403), (539, 37362482), (1078, 18681241), (1631, 12347258), (2563, 7857346), (3262, 6173629), (5126, 3928673), (11417, 1763894), (17941, 1122478), (22834, 881947), (35882, 561239), (80177, 251174), (125587, 160354)]