20714144

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 45087840

約数和(自身を除く): 24373696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 83, 88, 166, 176, 332, 352, 664, 709, 913, 1328, 1418, 1826, 2656, 2836, 3652, 5672, 7304, 7799, 11344, 14608, 15598, 22688, 29216, 31196, 58847, 62392, 117694, 124784, 235388, 249568, 470776, 647317, 941552, 1294634, 1883104, 2589268, 5178536, 10357072, 20714144]

約数ペア:

[(1, 20714144), (2, 10357072), (4, 5178536), (8, 2589268), (11, 1883104), (16, 1294634), (22, 941552), (32, 647317), (44, 470776), (83, 249568), (88, 235388), (166, 124784), (176, 117694), (332, 62392), (352, 58847), (664, 31196), (709, 29216), (913, 22688), (1328, 15598), (1418, 14608), (1826, 11344), (2656, 7799), (2836, 7304), (3652, 5672)]