20176285136

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9481337}}^1$

素因数の和:9481371

約数の個数: 40

約数和(自身を含む): 47027436480

約数和(自身を除く): 26851151344

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 9481337, 18962674, 37925348, 66369359, 75850696, 132738718, 151701392, 180145403, 265477436, 360290806, 530954872, 720581612, 1061909744, 1261017821, 1441163224, 2522035642, 2882326448, 5044071284, 10088142568, 20176285136]

約数ペア:

[(1, 20176285136), (2, 10088142568), (4, 5044071284), (7, 2882326448), (8, 2522035642), (14, 1441163224), (16, 1261017821), (19, 1061909744), (28, 720581612), (38, 530954872), (56, 360290806), (76, 265477436), (112, 180145403), (133, 151701392), (152, 132738718), (266, 75850696), (304, 66369359), (532, 37925348), (1064, 18962674), (2128, 9481337)]