208031456

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{739}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 432633600

約数和(自身を除く): 224602144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 463, 608, 739, 926, 1478, 1852, 2956, 3704, 5912, 7408, 8797, 11824, 14041, 14816, 17594, 23648, 28082, 35188, 56164, 70376, 112328, 140752, 224656, 281504, 342157, 449312, 684314, 1368628, 2737256, 5474512, 6500983, 10949024, 13001966, 26003932, 52007864, 104015728, 208031456]

約数ペア:

[(1, 208031456), (2, 104015728), (4, 52007864), (8, 26003932), (16, 13001966), (19, 10949024), (32, 6500983), (38, 5474512), (76, 2737256), (152, 1368628), (304, 684314), (463, 449312), (608, 342157), (739, 281504), (926, 224656), (1478, 140752), (1852, 112328), (2956, 70376), (3704, 56164), (5912, 35188), (7408, 28082), (8797, 23648), (11824, 17594), (14041, 14816)]