20163685448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137153}}^1$

素因数の和:137246

約数の個数: 64

約数和(自身を含む): 42660380160

約数和(自身を除く): 22496694712

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 47, 68, 92, 94, 136, 184, 188, 376, 391, 782, 799, 1081, 1564, 1598, 2162, 3128, 3196, 4324, 6392, 8648, 18377, 36754, 73508, 137153, 147016, 274306, 548612, 1097224, 2331601, 3154519, 4663202, 6309038, 6446191, 9326404, 12618076, 12892382, 18652808, 25236152, 25784764, 51569528, 53626823, 107253646, 109585247, 148262393, 214507292, 219170494, 296524786, 429014584, 438340988, 593049572, 876681976, 1186099144, 2520460681, 5040921362, 10081842724, 20163685448]

約数ペア:

[(1, 20163685448), (2, 10081842724), (4, 5040921362), (8, 2520460681), (17, 1186099144), (23, 876681976), (34, 593049572), (46, 438340988), (47, 429014584), (68, 296524786), (92, 219170494), (94, 214507292), (136, 148262393), (184, 109585247), (188, 107253646), (376, 53626823), (391, 51569528), (782, 25784764), (799, 25236152), (1081, 18652808), (1564, 12892382), (1598, 12618076), (2162, 9326404), (3128, 6446191), (3196, 6309038), (4324, 4663202), (6392, 3154519), (8648, 2331601), (18377, 1097224), (36754, 548612), (73508, 274306), (137153, 147016)]