20111214448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{367637}}^1$

素因数の和:367921

約数の個数: 40

約数和(自身を含む): 42122491488

約数和(自身を除く): 22011277040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 263, 526, 1052, 2104, 3419, 4208, 6838, 13676, 27352, 54704, 367637, 735274, 1470548, 2941096, 4779281, 5882192, 9558562, 19117124, 38234248, 76468496, 96688531, 193377062, 386754124, 773508248, 1256950903, 1547016496, 2513901806, 5027803612, 10055607224, 20111214448]

約数ペア:

[(1, 20111214448), (2, 10055607224), (4, 5027803612), (8, 2513901806), (13, 1547016496), (16, 1256950903), (26, 773508248), (52, 386754124), (104, 193377062), (208, 96688531), (263, 76468496), (526, 38234248), (1052, 19117124), (2104, 9558562), (3419, 5882192), (4208, 4779281), (6838, 2941096), (13676, 1470548), (27352, 735274), (54704, 367637)]