18900651

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4813}}^1$

素因数の和:4851

約数の個数: 32

約数和(自身を含む): 33274368

約数和(自身を除く): 14373717

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4813, 14439, 33691, 52943, 81821, 101073, 158829, 245463, 370601, 572747, 900031, 1111803, 1718241, 2700093, 6300217, 18900651]

約数ペア:

[(1, 18900651), (3, 6300217), (7, 2700093), (11, 1718241), (17, 1111803), (21, 900031), (33, 572747), (51, 370601), (77, 245463), (119, 158829), (187, 101073), (231, 81821), (357, 52943), (561, 33691), (1309, 14439), (3927, 4813)]