2018172970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{6947}}^1$

素因数の和:7123

約数の個数: 64

約数和(自身を含む): 4202150400

約数和(自身を除く): 2183977430

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 139, 190, 209, 278, 418, 695, 1045, 1390, 1529, 2090, 2641, 3058, 5282, 6947, 7645, 13205, 13894, 15290, 26410, 29051, 34735, 58102, 69470, 76417, 131993, 145255, 152834, 263986, 290510, 382085, 659965, 764170, 965633, 1319930, 1451923, 1931266, 2903846, 4828165, 7259615, 9656330, 10621963, 14519230, 18347027, 21243926, 36694054, 53109815, 91735135, 106219630, 183470270, 201817297, 403634594, 1009086485, 2018172970]

約数ペア:

[(1, 2018172970), (2, 1009086485), (5, 403634594), (10, 201817297), (11, 183470270), (19, 106219630), (22, 91735135), (38, 53109815), (55, 36694054), (95, 21243926), (110, 18347027), (139, 14519230), (190, 10621963), (209, 9656330), (278, 7259615), (418, 4828165), (695, 2903846), (1045, 1931266), (1390, 1451923), (1529, 1319930), (2090, 965633), (2641, 764170), (3058, 659965), (5282, 382085), (6947, 290510), (7645, 263986), (13205, 152834), (13894, 145255), (15290, 131993), (26410, 76417), (29051, 69470), (34735, 58102)]