16653956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1811}}^1$

素因数の和:1856

約数の個数: 36

約数和(自身を含む): 33739440

約数和(自身を除く): 17085484

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 1811, 2299, 3622, 4598, 7244, 9196, 19921, 34409, 39842, 68818, 79684, 137636, 219131, 378499, 438262, 756998, 876524, 1513996, 4163489, 8326978, 16653956]

約数ペア:

[(1, 16653956), (2, 8326978), (4, 4163489), (11, 1513996), (19, 876524), (22, 756998), (38, 438262), (44, 378499), (76, 219131), (121, 137636), (209, 79684), (242, 68818), (418, 39842), (484, 34409), (836, 19921), (1811, 9196), (2299, 7244), (3622, 4598)]