20508642

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14797}}^1$

素因数の和:14823

約数の個数: 48

約数和(自身を含む): 55403712

約数和(自身を除く): 34895070

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14797, 29594, 44391, 88782, 103579, 133173, 162767, 207158, 266346, 310737, 325534, 488301, 621474, 932211, 976602, 1139369, 1464903, 1864422, 2278738, 2929806, 3418107, 6836214, 10254321, 20508642]

約数ペア:

[(1, 20508642), (2, 10254321), (3, 6836214), (6, 3418107), (7, 2929806), (9, 2278738), (11, 1864422), (14, 1464903), (18, 1139369), (21, 976602), (22, 932211), (33, 621474), (42, 488301), (63, 325534), (66, 310737), (77, 266346), (99, 207158), (126, 162767), (154, 133173), (198, 103579), (231, 88782), (462, 44391), (693, 29594), (1386, 14797)]