20407422

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1693}}^1$

素因数の和:1753

約数の個数: 48

約数和(自身を含む): 48665232

約数和(自身を除く): 28257810

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 49, 82, 98, 123, 147, 246, 287, 294, 574, 861, 1693, 1722, 2009, 3386, 4018, 5079, 6027, 10158, 11851, 12054, 23702, 35553, 69413, 71106, 82957, 138826, 165914, 208239, 248871, 416478, 485891, 497742, 971782, 1457673, 2915346, 3401237, 6802474, 10203711, 20407422]

約数ペア:

[(1, 20407422), (2, 10203711), (3, 6802474), (6, 3401237), (7, 2915346), (14, 1457673), (21, 971782), (41, 497742), (42, 485891), (49, 416478), (82, 248871), (98, 208239), (123, 165914), (147, 138826), (246, 82957), (287, 71106), (294, 69413), (574, 35553), (861, 23702), (1693, 12054), (1722, 11851), (2009, 10158), (3386, 6027), (4018, 5079)]