20103838504

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1\times {\mathrm{1783}}^1$

素因数の和:2354

約数の個数: 64

約数和(自身を含む): 39208752000

約数和(自身を除く): 19104913496

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 449, 584, 898, 1783, 1796, 3139, 3566, 3592, 6278, 7132, 12556, 14264, 19307, 25112, 32777, 38614, 65554, 76669, 77228, 130159, 131108, 153338, 154456, 260318, 262216, 306676, 520636, 613352, 800567, 1041272, 1409411, 1601134, 2818822, 3202268, 5596837, 5637644, 6404536, 11193674, 11275288, 22387348, 34424381, 44774696, 58441391, 68848762, 116882782, 137697524, 233765564, 275395048, 467531128, 2512979813, 5025959626, 10051919252, 20103838504]

約数ペア:

[(1, 20103838504), (2, 10051919252), (4, 5025959626), (8, 2512979813), (43, 467531128), (73, 275395048), (86, 233765564), (146, 137697524), (172, 116882782), (292, 68848762), (344, 58441391), (449, 44774696), (584, 34424381), (898, 22387348), (1783, 11275288), (1796, 11193674), (3139, 6404536), (3566, 5637644), (3592, 5596837), (6278, 3202268), (7132, 2818822), (12556, 1601134), (14264, 1409411), (19307, 1041272), (25112, 800567), (32777, 613352), (38614, 520636), (65554, 306676), (76669, 262216), (77228, 260318), (130159, 154456), (131108, 153338)]