20180867824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5707259}}^1$

素因数の和:5707297

約数の個数: 40

約数和(自身を含む): 44585115120

約数和(自身を除く): 24404247296

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5707259, 11414518, 22829036, 45658072, 74194367, 91316144, 97023403, 148388734, 194046806, 296777468, 388093612, 593554936, 776187224, 1187109872, 1261304239, 1552374448, 2522608478, 5045216956, 10090433912, 20180867824]

約数ペア:

[(1, 20180867824), (2, 10090433912), (4, 5045216956), (8, 2522608478), (13, 1552374448), (16, 1261304239), (17, 1187109872), (26, 776187224), (34, 593554936), (52, 388093612), (68, 296777468), (104, 194046806), (136, 148388734), (208, 97023403), (221, 91316144), (272, 74194367), (442, 45658072), (884, 22829036), (1768, 11414518), (3536, 5707259)]