38986442

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 69266400

約数和(自身を除く): 30279958

約数列:

[1, 2, 11, 19, 22, 38, 61, 121, 122, 139, 209, 242, 278, 418, 671, 1159, 1342, 1529, 2299, 2318, 2641, 3058, 4598, 5282, 7381, 8479, 12749, 14762, 16819, 16958, 25498, 29051, 33638, 58102, 93269, 140239, 161101, 186538, 280478, 319561, 322202, 639122, 1025959, 1772111, 2051918, 3544222, 19493221, 38986442]

約数ペア:

[(1, 38986442), (2, 19493221), (11, 3544222), (19, 2051918), (22, 1772111), (38, 1025959), (61, 639122), (121, 322202), (122, 319561), (139, 280478), (209, 186538), (242, 161101), (278, 140239), (418, 93269), (671, 58102), (1159, 33638), (1342, 29051), (1529, 25498), (2299, 16958), (2318, 16819), (2641, 14762), (3058, 12749), (4598, 8479), (5282, 7381)]