208247908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{6991}}^1$

素因数の和:7683

約数の個数: 24

約数和(自身を含む): 398208384

約数和(自身を除く): 189960476

約数列:

[1, 2, 4, 11, 22, 44, 677, 1354, 2708, 6991, 7447, 13982, 14894, 27964, 29788, 76901, 153802, 307604, 4732907, 9465814, 18931628, 52061977, 104123954, 208247908]

約数ペア:

[(1, 208247908), (2, 104123954), (4, 52061977), (11, 18931628), (22, 9465814), (44, 4732907), (677, 307604), (1354, 153802), (2708, 76901), (6991, 29788), (7447, 27964), (13982, 14894)]