20117824

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 56

約数和(自身を含む): 42428160

約数和(自身を除く): 22310336

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 79, 92, 158, 173, 184, 316, 346, 368, 632, 692, 736, 1264, 1384, 1472, 1817, 2528, 2768, 3634, 3979, 5056, 5536, 7268, 7958, 11072, 13667, 14536, 15916, 27334, 29072, 31832, 54668, 58144, 63664, 109336, 116288, 127328, 218672, 254656, 314341, 437344, 628682, 874688, 1257364, 2514728, 5029456, 10058912, 20117824]

約数ペア:

[(1, 20117824), (2, 10058912), (4, 5029456), (8, 2514728), (16, 1257364), (23, 874688), (32, 628682), (46, 437344), (64, 314341), (79, 254656), (92, 218672), (158, 127328), (173, 116288), (184, 109336), (316, 63664), (346, 58144), (368, 54668), (632, 31832), (692, 29072), (736, 27334), (1264, 15916), (1384, 14536), (1472, 13667), (1817, 11072), (2528, 7958), (2768, 7268), (3634, 5536), (3979, 5056)]