20776576

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{8543}}^1$

素因数の和:8576

約数の個数: 32

約数和(自身を含む): 43574400

約数和(自身を除く): 22797824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 8543, 17086, 34172, 68344, 136688, 162317, 273376, 324634, 546752, 649268, 1093504, 1298536, 2597072, 5194144, 10388288, 20776576]

約数ペア:

[(1, 20776576), (2, 10388288), (4, 5194144), (8, 2597072), (16, 1298536), (19, 1093504), (32, 649268), (38, 546752), (64, 324634), (76, 273376), (128, 162317), (152, 136688), (304, 68344), (608, 34172), (1216, 17086), (2432, 8543)]