20218997034

素因数分解:

$2^1\times 3^3\times {\mathrm{359}}^1\times {\mathrm{857}}^1\times {\mathrm{1217}}^1$

素因数の和:2444

約数の個数: 64

約数和(自身を含む): 45145900800

約数和(自身を除く): 24926903766

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 359, 718, 857, 1077, 1217, 1714, 2154, 2434, 2571, 3231, 3651, 5142, 6462, 7302, 7713, 9693, 10953, 15426, 19386, 21906, 23139, 32859, 46278, 65718, 307663, 436903, 615326, 873806, 922989, 1042969, 1310709, 1845978, 2085938, 2621418, 2768967, 3128907, 3932127, 5537934, 6257814, 7864254, 8306901, 9386721, 11796381, 16613802, 18773442, 23592762, 28160163, 56320326, 374425871, 748851742, 1123277613, 2246555226, 3369832839, 6739665678, 10109498517, 20218997034]

約数ペア:

[(1, 20218997034), (2, 10109498517), (3, 6739665678), (6, 3369832839), (9, 2246555226), (18, 1123277613), (27, 748851742), (54, 374425871), (359, 56320326), (718, 28160163), (857, 23592762), (1077, 18773442), (1217, 16613802), (1714, 11796381), (2154, 9386721), (2434, 8306901), (2571, 7864254), (3231, 6257814), (3651, 5537934), (5142, 3932127), (6462, 3128907), (7302, 2768967), (7713, 2621418), (9693, 2085938), (10953, 1845978), (15426, 1310709), (19386, 1042969), (21906, 922989), (23139, 873806), (32859, 615326), (46278, 436903), (65718, 307663)]