20275904

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:453

約数の個数: 56

約数和(自身を含む): 44549568

約数和(自身を除く): 24273664

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 83, 88, 166, 176, 332, 347, 352, 664, 694, 704, 913, 1328, 1388, 1826, 2656, 2776, 3652, 3817, 5312, 5552, 7304, 7634, 11104, 14608, 15268, 22208, 28801, 29216, 30536, 57602, 58432, 61072, 115204, 122144, 230408, 244288, 316811, 460816, 633622, 921632, 1267244, 1843264, 2534488, 5068976, 10137952, 20275904]

約数ペア:

[(1, 20275904), (2, 10137952), (4, 5068976), (8, 2534488), (11, 1843264), (16, 1267244), (22, 921632), (32, 633622), (44, 460816), (64, 316811), (83, 244288), (88, 230408), (166, 122144), (176, 115204), (332, 61072), (347, 58432), (352, 57602), (664, 30536), (694, 29216), (704, 28801), (913, 22208), (1328, 15268), (1388, 14608), (1826, 11104), (2656, 7634), (2776, 7304), (3652, 5552), (3817, 5312)]